/****************************************** * Snow Effect - TopicsExpress



          

/****************************************** * Snow Effect Script- By Altan d.o.o. (altan.hr/snow/index.html) * Visit Dynamic Drive DHTML code library (dynamicdrive/) for full source code * Last updated Nov 9th, 05 by DD. This notice must stay intact for use ******************************************/ //Configure below to change URL path to the snow image var snowsrc=snow.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 (documentpatMode && documentpatMode!=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)!=-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 variables if (ie4up||ns6up) { if (i == 0) { document.write(); } else { document.write(); } } } 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; i0) setTimeout(hidesnow(), hidesnowtime*1000) }
Posted on: Thu, 25 Dec 2014 11:38:24 +0000

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