Snöflingor - Bild

<script language="JavaScript1.2">

/********************************************************************************************************************
Snow Effect Script
Copyright © 1999 Altan ( snow@altan.hr http://www.altan.hr/snow/index.html )
This JavaScript code can be freely redistributed as long as this copyright notice is kept unchanged.
This code is used on AS-IS basis and you use it on your own risk.
********************************************************************************************************************/

<!-- Begin

    var snowsrc="snow.gif" // Bildens namn och ev sökväg
    var no = 10; // Antal singlande flingor

    var ns4up = (document.layers) ? 1 : 0;  // browser sniffer
    var ie4up = (document.all) ? 1 : 0;
    var ns6up = (document.getElementById&&!document.all) ? 1 : 0;

    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 (ns4up||ns6up) {
      doc_width = self.innerWidth;
      doc_height = self.innerHeight;
    } else if (ie4up) {
      doc_width = document.body.clientWidth;
      doc_height = document.body.clientHeight;
    }

    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\" top=\"15\" visibility=\"show\"><img src='"+snowsrc+"' border=\"0\"><\/layer>");
    } else {
    document.write("<layer name=\"dot"+ i +"\" left=\"15\" top=\"15\" visibility=\"show\"><img src='"+snowsrc+"' border=\"0\"><\/layer>");
    }
    } else if (ie4up||ns6up) {
    if (i == 0) {
    document.write("<div id=\"dot"+ i +"\" style=\"POSITION: absolute; Z-INDEX: "+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;\"><img src='"+snowsrc+"' border=\"0\"><\/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 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()", 10);
      }

    function snowIE_NS6() {  // IE and NS6 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 = ns6up?window.innerWidth : document.body.clientWidth;
          doc_height = ns6up?window.innerHeight : document.body.clientHeight;
        }
        dx[i] += stx[i];
        if (ie4up){
        document.all["dot"+i].style.pixelTop = yp[i];
        document.all["dot"+i].style.pixelLeft = xp[i] + am[i]*Math.sin(dx[i]);
        }
        else if (ns6up){
        document.getElementById("dot"+i).style.top=yp[i];
        document.getElementById("dot"+i).style.left=xp[i] + am[i]*Math.sin(dx[i]);
        }
      }
      setTimeout("snowIE_NS6()", 10);
    }

    if (ns4up) {
      snowNS();
    } else if (ie4up||ns6up) {
      snowIE_NS6();
    }

 // End -->
</script>