function $() {
  var elements = new Array();

  for (var i = 0; i < arguments.length; i++) {
    var element = arguments[i];
    if (typeof element == 'string')
      element = document.getElementById(element);

    if (arguments.length == 1)
      return element;

    elements.push(element);
  }
  return elements;
}

function addAction(menu)
{
	if (menu.nodeType!=3)
	{
	var temp=menu.firstChild;
		while(temp!=null)
		{
			if(temp.nodeName=="TD"&&temp.width!="1")
			{ 
				with(temp)
				{
onmouseover=function(){this.className='Hover';};
onmouseout=function(){this.className='';};
				}
			}
			if(temp.nodeName!="A"&&temp.nodeName!="DIV"&&temp.nodeName!="TABLE") addAction(temp);
		temp=temp.nextSibling;
		}
	}
}

function checkForm(form,param)
{
if(document[form][param].value=="") return false;
return true;
}

var exts=Array('7z','aiff','asf','avi','bmp','bz2','csv','doc','docx','fla','flv','gif','gz','gzip',
'jpeg','jpg','mid','mov','mp3','mp4','mpc','mpeg','mpg','ods','odt','pdf','png',
'ppt','pptx','pxd','qt','ram','rar','rm','rmi','rmvb','rtf','sdc','sitd','swf','sxc','sxw',
'tar','tgz','tif','tiff','txt','vsd','wav','wma','wmv','xls','xlsx','zip','pdf','psd');



function add_gc_links(){
var all_links = document.getElementsByTagName("a");

  for(i=0; i<all_links.length; i++){
  link=all_links[i].href;
  dot = link.lastIndexOf('.')+1;
    if(dot){
    ext=link.substr(dot).toLowerCase();
      if(ext.length<=4){
        for(j in exts){
          if(exts[j]==ext) {
all_links[i].onclick=function(){pageTracker._trackPageview(this.href.substr(this.href.indexOf("/",7)));};
          break;
          }
        }
      }
    }
  }
}


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