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This user-submitted script allows you to have a scrolling message like an LED sign hence the name). Interesting, check it out!

Label: LED panel, ads, displayer, scrolling, message, LED sign, LCD display panel, LED display

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<script
language="javascript">
/*
     This script downloaded from www.JavaScriptBank.com
     Come to view and download over 2000+ free javascript at www.JavaScriptBank.com
*/

//"L.E.D. Panel" Script by Richard Maloney Â© 2002
//For Custom effects, email Richard (ottawo@rogers.com)
//____________________CONFIGURATION AREA_____________________
// THIS LED SCRIPT TAKES UP 200 pixels HORIZONTAL and 28 pixels
VERTICAL -Have Fun :-)
// YOUR MESSAGE GOES ON NEXT 4 LINES DOWN.
// ALLOWABLE CHARACTERS ARE: A-Z, Period, space, comma, numerals,
question mark and 'message codes'.
// THE 4 MESSAGE CODES:
// @=PAUSE FOR 3 SECONDS, #=FLASH FOR 3 SECONDS, ^=SCROLL UP EFFECT,
_=SUN EFFECT, $=SPLIT EFFECT
//EXAMPLE: var message="_ Dynamic^^ Drive! # For the best dhtml
scripts... www.dynamic.drive.com ";
var message="L.E.D. Panel written^$^ by Richard Maloney ENJOY!... _";
var LEDonColor='Red'; //color of the LEDs when they are on
var LEDoffColor='#7D0605'; //color of the LEDs when they are off
startXPos=50; //start of horizontal position eg. startXPos=20; places
the leds 20 pixels from left
startYPos=10; //start of vertical position
//____________________END CONFIGURATION AREA__________________
var IE=(document.all) ? true:false; var NS=(document.layers) ?
true:false; var W3C=((document.getElementById) && (!IE)) ?
true:false;
var d=document; if (window.offscreenBuffering)
window.offscreenBuffering = true;
function getCSS(id) { if (IE) return d.all[id] //IE else if (NS) return
d.layers[id] //NS4 else return d.getElementById(id)//W3C
}
var alphabet=new Array(44);
alphabet[0]=new
Array("0111111","1001000","1001000","1001000","0111111");
alphabet[1]=new
Array("1111111","1001001","1001001","1001001","0110110");//B
alphabet[2]=new
Array("0111110","1000001","1000001","1000001","0100010");
alphabet[3]=new
Array("1111111","1000001","1000001","1000001","0111110");//D
alphabet[4]=new Array("1111111","1001001","1001001","1001001");
alphabet[5]=new Array("1111111","1001000","1001000","1001000");//F
alphabet[6]=new
Array("0111110","1000001","1000001","1001001","0101110");
alphabet[7]=new
Array("1111111","0001000","0001000","0001000","1111111");//H
alphabet[8]=new Array("1000001","1111111","1000001"); alphabet[9]=new
Array("0000110","0000001","0000001","0000001","1111110");//J
alphabet[10]=new
Array("1111111","0001000","0010100","0100010","1000001");
alphabet[11]=new Array("1111111","0000001","0000001","0000001");//L
alphabet[12]=new
Array("1111111","0010000","0001000","0010000","1111111");
alphabet[13]=new
Array("1111111","0010000","0001000","0000100","1111111");//N
alphabet[14]=new
Array("0111110","1000001","1000001","1000001","0111110");
alphabet[15]=new
Array("1111111","1001000","1001000","1001000","0110000");//P
alphabet[16]=new
Array("0111110","1000001","1000001","1000011","0111111");
alphabet[17]=new
Array("1111111","1001000","1001100","1001010","0110001");//R
alphabet[18]=new
Array("0110010","1001001","1001001","1001001","0100110");
alphabet[19]=new
Array("1000000","1000000","1111111","1000000","1000000");//T
alphabet[20]=new
Array("1111110","0000001","0000001","0000001","1111110");
alphabet[21]=new
Array("1110000","0001100","0000011","0001100","1110000");//V
alphabet[22]=new
Array("1111110","0000001","0000010","0001100","0000010","0000001","1111110");
alphabet[23]=new
Array("1100011","0010100","0001000","0010100","1100011");//X
alphabet[24]=new
Array("1100000","0010000","0001111","0010000","1100000");
alphabet[25]=new
Array("1000011","1000101","1001001","1010001","1100001");//Z
alphabet[26]=new Array("0000000","0000000","0000000","0000000");
alphabet[27]=new
Array("0000000","0000001","0000000","0000000","0000000");//PERIOD
alphabet[28]=new
Array("0000000","0000000","1111101","0000000","0000000");//!
alphabet[29]=new Array("0100001","1111111","0000001"); alphabet[30]=new
Array("0100011","1000101","1001001","1001001","0110001");//2
alphabet[31]=new
Array("0100010","1001001","1001001","1001001","0110110");
alphabet[32]=new
Array("0001000","0011000","0101000","1111111","0001000");//4
alphabet[33]=new
Array("1111001","1001001","1001001","1001001","1000110");
alphabet[34]=new
Array("0111110","1001001","1001001","1001001","0100110");//6
alphabet[35]=new Array("1000011","1000100","1001000","1110000");
alphabet[36]=new
Array("0110110","1001001","1001001","1001001","0110110");//8
alphabet[37]=new
Array("0110010","1001001","1001001","1001001","0111110");
alphabet[38]=new Array("0000001","0000010","0000000");//COMMA
alphabet[39]=new Array("XXXXXXX");//PAUSE ( @ )
alphabet[40]=new Array("YYYYYYY");//FLASH ( # )
alphabet[41]=new Array("DDDDDDD");//SCROLL UP EFFECT ( ^ )
alphabet[42]=new Array("SSSSSSS");//SUN EFFECT ( _ )
alphabet[43]=new
Array("0100000","1000000","1001101","1001000","0110000");//?
alphabet[44]=new Array("QQQQQQQ");//SPLIT EFFECT ( $ )
message=message.toUpperCase(); //make message uppercase
var messageArray=new Array(); //make messageArray-an array of the
letters in the message
var columnCount=0; //variable to count columns in messageArray.length
for (i=0; i<message.length; i++){ //iterate through the characters
in the message letterNum=message.charCodeAt(i); //assign proper letter
code (alphabet array) if ((letterNum>=65) &&
(letterNum<=90)) temp=letterNum-65; //letters else if
(letterNum==46) temp=27; //. else if (letterNum==32) temp=26; //space
else if (letterNum==33) temp=28; //! else if ((letterNum>=49)
&& (letterNum<=57)) temp=letterNum-20; //[1-9] else if
(letterNum==48) temp=14; //zero else if (letterNum==63) temp=43; //?
else if (letterNum==44) temp=38; //, else if (letterNum==64) temp=39;
//pause else if (letterNum==35) temp=40; //flash effect else if
(letterNum==94) temp=41; //scroll up effect else if (letterNum==95)
temp=42; //sunrise effect else if (letterNum==36) temp=44; //split
effect else continue; for (ii=0; ii<alphabet[temp].length;ii++){
messageArray[columnCount]=alphabet[temp][ii];columnCount++;} if
((temp!=39) && (temp!=40) && (temp!=41))
{messageArray[columnCount]="0000000";columnCount++;}
}
//make 'led screen' with block 0-49 on row 1, block 50-99 on row 2,
block 100-149 on row 3, etc..
var b='';
for (var i=0; i<350; i++){//columns 50 columns x 7 rows
rowPos=0+3*(i>49)+3*(i>99)+3*(i>149)+3*(i>199)+3*(i>249)+3*(i>299);
colPos=0+150*(i>49)+150*(i>99)+150*(i>149)+150*(i>199)+150*(i>249)+150*(i>299);
b+= (NS) ? '<LAYER NAME="block' + i + '" LEFT="' +
(startXPos+i*3-colPos) + '" TOP="' + (startYPos+rowPos) + '"
VISIBILITY="show" WIDTH="2" HEIGHT="2" BGCOLOR="' + LEDoffColor +
'"></LAYER>' : '<div id="block' + i + '"
style="position:absolute; left:' + (startXPos+i*3-colPos) + 'px; top:'
+ (startYPos+rowPos) + 'px; background-color:' + LEDoffColor +';
height: 2px; width: 2px;font-size:2px;"></div>';
}
document.write(b);
var columnCounter=0; //keep track of postion of messageArray
var bb=new Array(); //store particular LED's dom element here if (NS) {
for (var i=0; i<350; i++) { bb[i]=getCSS("block"+i)}} else {for (var
i=0; i<350; i++){ bb[i]=getCSS("block"+i).style;}}
var isOn=new Array();for (var i=0; i<350; i++){ isOn[i]=0;} //keep
track on on/off status of particular LED
onArray=new Array(); var onCount=0; //array size counter
function scroll(){ onCount=0; if (NS) { for (var i=0; i<301; i+=50){
if (isOn[i]==1) { bb[i].bgColor=LEDoffColor; isOn[i]=0;} for (var ii=1;
ii<50; ii+=7){
temp=i+ii;temp1=temp+1;temp2=temp+2;temp3=temp+3;temp4=temp+4;temp5=temp+5;temp6=temp+6;
if (isOn[temp]==1) {bb[temp].bgColor=LEDoffColor; isOn[temp]=0;
bb[temp-1].bgColor=LEDonColor; isOn[temp-1]=1;} if (isOn[temp1]==1)
{bb[temp1].bgColor=LEDoffColor; isOn[temp1]=0;
bb[temp].bgColor=LEDonColor; isOn[temp]=1;} if (isOn[temp2]==1)
{bb[temp2].bgColor=LEDoffColor; isOn[temp2]=0;
bb[temp+1].bgColor=LEDonColor; isOn[temp+1]=1;} if (isOn[temp3]==1)
{bb[temp3].bgColor=LEDoffColor; isOn[temp3]=0;
bb[temp2].bgColor=LEDonColor; isOn[temp2]=1;} if (isOn[temp4]==1)
{bb[temp4].bgColor=LEDoffColor; isOn[temp4]=0;
bb[temp3].bgColor=LEDonColor; isOn[temp3]=1;} if (isOn[temp5]==1)
{bb[temp5].bgColor=LEDoffColor; isOn[temp5]=0;
bb[temp4].bgColor=LEDonColor; isOn[temp4]=1;} if (isOn[temp6]==1)
{bb[temp6].bgColor=LEDoffColor; isOn[temp6]=0;
bb[temp5].bgColor=LEDonColor; isOn[temp5]=1;} }}} else { for (var i=0;
i<301; i+=50){ if (isOn[i]==1) { bb[i].backgroundColor=LEDoffColor;
isOn[i]=0;} for (var ii=1; ii<50; ii+=7){
temp=i+ii;temp1=temp+1;temp2=temp+2;temp3=temp+3;temp4=temp+4;temp5=temp+5;temp6=temp+6;
if (isOn[temp]==1) {bb[temp].backgroundColor=LEDoffColor; isOn[temp]=0;
bb[temp-1].backgroundColor=LEDonColor; isOn[temp-1]=1;} if
(isOn[temp1]==1) {bb[temp1].backgroundColor=LEDoffColor; isOn[temp1]=0;
bb[temp].backgroundColor=LEDonColor; isOn[temp]=1;} if (isOn[temp2]==1)
{bb[temp2].backgroundColor=LEDoffColor; isOn[temp2]=0;
bb[temp+1].backgroundColor=LEDonColor; isOn[temp+1]=1;} if
(isOn[temp3]==1) {bb[temp3].backgroundColor=LEDoffColor; isOn[temp3]=0;
bb[temp2].backgroundColor=LEDonColor; isOn[temp2]=1;} if
(isOn[temp4]==1) {bb[temp4].backgroundColor=LEDoffColor; isOn[temp4]=0;
bb[temp3].backgroundColor=LEDonColor; isOn[temp3]=1;} if
(isOn[temp5]==1) {bb[temp5].backgroundColor=LEDoffColor; isOn[temp5]=0;
bb[temp4].backgroundColor=LEDonColor; isOn[temp4]=1;} if
(isOn[temp6]==1) {bb[temp6].backgroundColor=LEDoffColor; isOn[temp6]=0;
bb[temp5].backgroundColor=LEDonColor; isOn[temp5]=1;} }}}
temp=messageArray[columnCounter]; flag=temp.charAt(0);//GET NEW COLUMN
if (temp.charAt(1)=="1") {isOn[99]=1;} if (temp.charAt(2)=="1")
{isOn[149]=1} if (temp.charAt(3)=="1") {isOn[199]=1} if
(temp.charAt(4)=="1") {isOn[249]=1} if (temp.charAt(5)=="1")
{isOn[299]=1} if (temp.charAt(6)=="1") {isOn[349]=1} if (flag=="0") {}
else if (flag=="1") {isOn[49]=1;} else if (flag=="X") {pauseScroll();}
else if (flag=="Y") {flashScroll();} else if (flag=="D")
{dropEffect();} else if (flag=="S") {sunRiseEffect();} else if
(flag=="Q") {splitEffect();} columnCounter++;
if(columnCounter==columnCount) columnCounter=0;
}
//______________pause effect________________
function pauseScroll(){ clearInterval(loop);
setTimeout("LEDinit()",3000);}
//______________onArray Section_____________
onArray=new Array(); var onCount=0; //array size counter
function makeOnArray(){ clearInterval(loop); onCount=0; for (var i=0;
i<700; i++){if (isOn[i]==1) {onArray[onCount]=i; onCount++;};}//make
onArray of 'on' LEDS
}//_________________________________
//_______________flash effect_______________
var flashCount=0;
function flashScroll(){ makeOnArray(); flashCount=0; if (NS)
{setTimeout("flashItNS()",250);} else {setTimeout("flashIt()",250);}}
function flashItNS(){ flashCount++; if (flashCount<14) { if
(flashCount % 2 == 0){ for (var i=0; i<onCount; i++){
isOn[onArray[i]]=0;bb[onArray[i]].bgColor=LEDoffColor;}} else {for (var
i=0; i<onCount;
i++){isOn[onArray[i]]=1;bb[onArray[i]].bgColor=LEDonColor;}}
setTimeout("flashItNS()",250); } else {flashCount=0;
setTimeout("LEDinit()",250);}
}
function flashIt(){ flashCount++; if (flashCount<14) { if
(flashCount % 2 == 0){ for (var i=0; i<onCount; i++){
isOn[onArray[i]]=0;bb[onArray[i]].backgroundColor=LEDoffColor;}} else
{for (var i=0; i<onCount;
i++){isOn[onArray[i]]=1;bb[onArray[i]].backgroundColor=LEDonColor;}}
setTimeout("flashIt()",250); } else {flashCount=0;
setTimeout("LEDinit()",250);}
}//_________________________________
//____________scroll up effect______________
dropArray=new Array();
function dropEffect(){makeOnArray(); for (var i=0; i<onCount; i++){
dropArray[i]=onArray[i]; } if (NS) {dropItNS();} else {dropIt();}}
var dropCount=0;
function dropItNS(){ if (dropCount<7){for (var i=0; i<onCount;
i++){ bb[dropArray[i]].bgColor=LEDoffColor; } for (var i=0;
i<onCount; i++){ temp=dropArray[i]; temp-=50;if (temp<0)
temp+=350;bb[temp].bgColor=LEDonColor; dropArray[i]=temp;} dropCount++;
setTimeout("dropItNS()",100); } else
{dropCount=0;setTimeout("LEDinit()",100);}
}//_________________________________
function dropIt(){ if (dropCount<7){ for (var i=0; i<onCount;
i++){ bb[dropArray[i]].backgroundColor=LEDoffColor; } for (var i=0;
i<onCount; i++){ temp=dropArray[i]; temp-=50; if (temp<0)
temp+=350; bb[temp].backgroundColor=LEDonColor; dropArray[i]=temp;}
dropCount++; setTimeout("dropIt()",100); } else
{dropCount=0;setTimeout("LEDinit()",100);}
}//_________________________________
//____________sunrise effect________________
sunRiseCounter=0;sunRiseArray=new Array();
sunRiseArray[0]=new
Array(50,101,102,103,154,155,156,207,208,259,260,261,212,163,164,115,116,117,168,169,170,221,222,223,274,275,276,227,228,179,180,131,132,83,134,135,186,187,238,239,240,241,292,293,344,295,296,247,198);//Hills
sunRiseArray[1]=new Array(224,225,226); sunRiseArray[2]=new
Array(174,175,176,177); sunRiseArray[3]=new
Array(173,124,125,126,127,128,178); sunRiseArray[4]=new
Array(172,123,74,75,76,77,129); sunRiseArray[5]=new
Array(171,122,73,24,25,26,27,78,79,130);
function sunRiseEffect() { makeOnArray(); for (var i=0; i<onCount;
i++){ isOn[onArray[i]]=0; if (!NS)
{bb[onArray[i]].backgroundColor=LEDoffColor;} else
{bb[onArray[i]].bgColor=LEDoffColor;}}
setTimeout("riseEffectUp()",1000);}
function riseEffectUp() { if (!NS) { for (var ii=0;
ii<sunRiseArray[sunRiseCounter].length; ii++)
{isOn[sunRiseArray[sunRiseCounter][ii]]=1;bb[sunRiseArray[sunRiseCounter][ii]].backgroundColor=LEDonColor;}}
else {for (var ii=0; ii<sunRiseArray[sunRiseCounter].length; ii++)
{isOn[sunRiseArray[sunRiseCounter][ii]]=1;bb[sunRiseArray[sunRiseCounter][ii]].bgColor=LEDonColor;}}
sunRiseCounter++; if (sunRiseCounter>5)
{sunRiseCounter=5;setTimeout("riseEffectDown()",2000);} else
{setTimeout("riseEffectUp()",250);}}
function riseEffectDown() { if (!NS) {for (var ii=0;
ii<sunRiseArray[sunRiseCounter].length; ii++)
{isOn[sunRiseArray[sunRiseCounter][ii]]=0;bb[sunRiseArray[sunRiseCounter][ii]].backgroundColor=LEDoffColor;}}
else {for (var ii=0; ii<sunRiseArray[sunRiseCounter].length; ii++)
{isOn[sunRiseArray[sunRiseCounter][ii]]=0;bb[sunRiseArray[sunRiseCounter][ii]].bgColor=LEDoffColor;}}
sunRiseCounter--; if (sunRiseCounter<1)
{sunRiseCounter=0;setTimeout("LEDinit()",1500);} else
{setTimeout("riseEffectDown()",250);}
}//____________________________________
//____________split scroll effect___________
var splitCount=0;
function splitEffect() { makeOnArray(); for (var i=0; i<onCount;
i++) { dropArray[i]=onArray[i]; } if (NS) {setTimeout("splitNS()",55);}
else if (IE) {setTimeout("splitIt()",55);} else
{setTimeout("splitIt()",100);}
}
function splitIt(){ for (i=0;i<onCount;i++){ temp=dropArray[i]; if
(temp<150) { if (temp==100) {bb[temp].backgroundColor=LEDoffColor;
temp=149; bb[temp-1].backgroundColor=LEDonColor;} else if (temp==50)
{bb[temp].backgroundColor=LEDoffColor; temp=99;
bb[temp-1].backgroundColor=LEDonColor;} else if (temp==0)
{bb[temp].backgroundColor=LEDoffColor; temp=49;
bb[temp-1].backgroundColor=LEDonColor;} else
{bb[temp].backgroundColor=LEDoffColor;
bb[temp-1].backgroundColor=LEDonColor;} dropArray[i]=temp-1; } else {
if (temp==199) {bb[temp].backgroundColor=LEDoffColor; temp=200;
bb[temp+1].backgroundColor=LEDonColor;} else if (temp==349)
{bb[temp].backgroundColor=LEDoffColor; temp=300;
bb[temp+1].backgroundColor=LEDonColor;} else if (temp==299)
{bb[temp].backgroundColor=LEDoffColor; temp=250;
bb[temp+1].backgroundColor=LEDonColor;} else if (temp==249)
{bb[temp].backgroundColor=LEDoffColor; temp=200;
bb[temp+1].backgroundColor=LEDonColor;} else
{bb[temp].backgroundColor=LEDoffColor;
bb[temp+1].backgroundColor=LEDonColor;} dropArray[i]=temp+1; } }
splitCount++; if (splitCount<49) {if (IE)
{setTimeout("splitIt()",55);} else {setTimeout("splitIt()",100);} }
else {splitCount=0; LEDinit();}
}
function splitNS(){ for (i=0;i<onCount;i++){ temp=dropArray[i]; if
(temp<150) { if (temp==100) {bb[temp].bgColor=LEDoffColor; temp=149;
bb[temp-1].bgColor=LEDonColor;} else if (temp==50)
{bb[temp].bgColor=LEDoffColor; temp=99; bb[temp-1].bgColor=LEDonColor;}
else if (temp==0) {bb[temp].bgColor=LEDoffColor; temp=49;
bb[temp-1].bgColor=LEDonColor;} else {bb[temp].bgColor=LEDoffColor;
bb[temp-1].bgColor=LEDonColor;} dropArray[i]=temp-1; } else { if
(temp==199) {bb[temp].bgColor=LEDoffColor; temp=200;
bb[temp+1].bgColor=LEDonColor;} else if (temp==349)
{bb[temp].bgColor=LEDoffColor; temp=300;
bb[temp+1].bgColor=LEDonColor;} else if (temp==299)
{bb[temp].bgColor=LEDoffColor; temp=250;
bb[temp+1].bgColor=LEDonColor;} else if (temp==249)
{bb[temp].bgColor=LEDoffColor; temp=200;
bb[temp+1].bgColor=LEDonColor;} else {bb[temp].bgColor=LEDoffColor;
bb[temp+1].bgColor=LEDonColor;} dropArray[i]=temp+1; } } splitCount++;
if (splitCount<49) {setTimeout("splitNS()",55);} else {splitCount=0;
LEDinit();}
}//___________________________________
function LEDinit(){if (NS) {loop=setInterval("scroll()",55);} else if
(IE){loop=setInterval("scroll()",55);} else
{loop=setInterval("scroll()",100);}}
</script>

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<BODY onload="LEDinit()">

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30/01/2007
Richard Maloney [more]
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JavaScript LED Panel Ads Displayer

3.6/5 20 votes / 4,633 previews / 0 comment 30/01/2007 This user-submitted script allows you to have a scrolling message like an LED sign hence...JavaScript LED Panel Ads Displayer - LED Panel Ads Displayer

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