Full version: jsB@nk » Multimedia » Events » Falling Snowflakes with images
URL: https://www.javascriptbank.com/falling-snowflakes-with-images.html
Decorate your webpage with this great animated document effect! Watch as snow fall gently trickles down the page, then disappear. The image of snow flakes used is changeable, so snow definitely isn't the only effect this script can render.
Full version: jsB@nk » Multimedia » Events » Falling Snowflakes with images
URL: https://www.javascriptbank.com/falling-snowflakes-with-images.html
<script type="text/javascript">/******************************************* Snow Effect Script- By Altan d.o.o. (http://www.altan.hr/snow/index.html)******************************************/ //Configure below to change URL path to the snow image var snowsrc="snow3.gif" // Configure below to change number of snow to render var no = 10; // Configure whether snow should disappear after x seconds (0=never): var hidesnowtime = 0; // Configure how much snow should drop down before fading ("windowheight" or "pageheight") var snowdistance = "pageheight";///////////Stop Config////////////////////////////////// var ie4up = (document.all) ? 1 : 0; var ns6up = (document.getElementById&&!document.all) ? 1 : 0;function iecompattest(){return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body} var dx, xp, yp; // coordinate and position variables var am, stx, sty; // amplitude and step variables var i, doc_width = 800, doc_height = 600; if (ns6up) { doc_width = self.innerWidth; doc_height = self.innerHeight; } else if (ie4up) { doc_width = iecompattest().clientWidth; doc_height = iecompattest().clientHeight; } dx = new Array(); xp = new Array(); yp = new Array(); am = new Array(); stx = new Array(); sty = new Array(); snowsrc=(snowsrc.indexOf("dynamicdrive.com")!=-1)? "snow.gif" : snowsrc for (i = 0; i < no; ++ i) { dx[i] = 0; // set coordinate variables xp[i] = Math.random()*(doc_width-50); // set position variables yp[i] = Math.random()*doc_height; am[i] = Math.random()*20; // set amplitude variables stx[i] = 0.02 + Math.random()/10; // set step variables sty[i] = 0.7 + Math.random(); // set step variablesif (ie4up||ns6up) { if (i == 0) { document.write("<div id="dot"+ i +"" style="POSITION: absolute; Z-INDEX: "+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;"><a href="http://dynamicdrive.com"><img src='"+snowsrc+"' border="0"></a></div>"); } else { document.write("<div id="dot"+ i +"" style="POSITION: absolute; Z-INDEX: "+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;"><img src='"+snowsrc+"' border="0"></div>"); } } } function snowIE_NS6() { // IE and NS6 main animation function doc_width = ns6up?window.innerWidth-10 : iecompattest().clientWidth-10;doc_height=(window.innerHeight && snowdistance=="windowheight")? window.innerHeight : (ie4up && snowdistance=="windowheight")? iecompattest().clientHeight : (ie4up && !window.opera && snowdistance=="pageheight")? iecompattest().scrollHeight : iecompattest().offsetHeight; for (i = 0; i < no; ++ i) { // iterate for every dot yp[i] += sty[i]; if (yp[i] > doc_height-50) { xp[i] = Math.random()*(doc_width-am[i]-30); yp[i] = 0; stx[i] = 0.02 + Math.random()/10; sty[i] = 0.7 + Math.random(); } dx[i] += stx[i]; document.getElementById("dot"+i).style.top=yp[i]+"px"; document.getElementById("dot"+i).style.left=xp[i] + am[i]*Math.sin(dx[i])+"px"; } snowtimer=setTimeout("snowIE_NS6()", 10); }function hidesnow(){if (window.snowtimer) clearTimeout(snowtimer)for (i=0; i<no; i++) document.getElementById("dot"+i).style.visibility="hidden"}if (ie4up||ns6up){ snowIE_NS6();if (hidesnowtime>0)setTimeout("hidesnow()", hidesnowtime*1000)}</script>/javascript/multimedia/Falling_Snowflakes_with_images/snow3.gif