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29Dec/090

Happy New Year!

Following the idea of cheering our Sharepoint User Group members, I came to Todd Bleeker's Snowflakes WebPart (http://mindsharpblogs.com/todd/archive/2005/12/20/906.aspx). It's pretty old, but we can still use it to apply some Christmas spirit to your SharePoint Portal. Just use the following javascript in Content Editor WebPart (CEWP):

<script type="text/javascript">

/******************************************
* Snow Effect Script- By Altan d.o.o. (http://www.altan.hr/snow/index.html)
* Visit Dynamic Drive DHTML code library (http://www.dynamicdrive.com/) for full source code
* Last updated Nov 9th, 05' by DD. This notice must stay intact for use
* Updated by Todd Bleeker for use within a CEWP Dec. 2005
******************************************/
 
//Configure below to change URL path to the snow image
var snowsrc="http://www.MindsharpBlogs.com/images/snowflake.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();

for (i = 0; i < no; ++ i)

  // set coordinate variables
  dx[i] = 0;

  // set position variables
  xp[i] = Math.random()*(doc_width-50);
  yp[i] = Math.random()*doc_height;

  // set amplitude variables
  am[i] = Math.random()*20;

  // set step variables
  stx[i] = 0.02 + Math.random()/10;
  sty[i] = 0.7 + Math.random();

  if (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>");
    }
  }
}

// Main animation function
function showsnow()

  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;

  // iterate for every dot
  for (i = 0; i < no; ++ i)
  {
    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("showsnow()", 10);
}

function hidesnow()
{
  if (window.snowtimer)
  {
    clearTimeout(snowtimer)
  }

  for (i=0; i<no; i++)
  {
    document.getElementById("dot"+i).style.visibility="hidden"
  }
}

if (ie4up||ns6up)
{
  showsnow();

  if (hidesnowtime>0)
  {
    setTimeout("hidesnow()", hidesnowtime*1000);
  }
}</script>

PS Image still there ;) but I would recommend using your storage for it.

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