بارش قلب ازبالی وب لاگ

86/1/1 , 11:11 ص نظر

<script language=JavaScript>
 var no = 10; // snow number
 var speed = 12; // smaller number moves the snow faster
 var snowflake = "http://irtheme.persiangig.com/image/logo/galb.gif";
 var ns4up = (document.layers) ? 4 : 0; // browser sniffer
 var ie4up = (document.all) ? 1 : 0;
 var dx, xp, yp; // coordinate and position variables
 var am, stx, sty; // amplitude and step variables
 var i, doc_width = 400, doc_height = 500;
 if (ns4up) {
 doc_width = self.innerWidth;
 doc_height = self.innerHeight;
 } else if (ie4up) {
 doc_width = 1000;
 doc_height = 2000;
 }
 dx = new Array();
 xp = new Array();
 yp = new Array();
 am = new Array();
 stx = new Array();
 sty = new Array();
 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 (ns4up) { // set layers
 if (i == 0) {
 document.write("<layer name=\"dot"+ i +"\" left=\"15\" ");
 document.write("top=\"15\" visibility=\"show\"><img src=\"");
 document.write(snowflake + "\" border=\"0\"></layer>");
 } else {
 document.write("<layer name=\"dot"+ i +"\" left=\"15\" ");
 document.write("top=\"15\" visibility=\"show\"><img src=\"");
 document.write(snowflake + "\" border=\"0\"></layer>");
 }
 } else if (ie4up) {
 if (i == 0) {
 document.write("<div id=\"dot"+ i +"\" style=\"POSITION: ");
 document.write("absolute; Z-INDEX: "+ i +"; VISIBILITY: ");
 document.write("visible; TOP: 15px; LEFT: 15px;\"><img src=\"");
 document.write(snowflake + "\" border=\"0\"></div>");
 } else {
 document.write("<div id=\"dot"+ i +"\" style=\"POSITION: ");
 document.write("absolute; Z-INDEX: "+ i +"; VISIBILITY: ");
 document.write("visible; TOP: 15px; LEFT: 15px;\"><img src=\"");
 document.write(snowflake + "\" border=\"0\"></div>");
 }
 }
 }
 function snowNS() { // Netscape main animation function
 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();
 doc_width = self.innerWidth;
 doc_height = self.innerHeight;
 }
 dx[i] += stx[i];
 document.layers["dot"+i].top = yp[i];
 document.layers["dot"+i].left = xp[i] + am[i]*Math.sin(dx[i]);
 }
 setTimeout("snowNS()", speed);
 }
 function snowIE() { // IE main animation function
 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();
 doc_width = document.body.clientWidth;
 doc_height = document.body.clientHeight;
 }
 dx[i] += stx[i];
 document.all["dot"+i].style.pixelTop = yp[i];
 document.all["dot"+i].style.pixelLeft = xp[i] + am[i]*Math.sin(dx[i]);
 }
 setTimeout("snowIE()", speed);
 }
 if (ns4up) {
 snowNS();
 } else if (ie4up) {
 snowIE();
 }
 </script>