function ToggleCheck(ID){
	//alert ("ciao");
	if(document.getElementById(ID).style.display=="none"){
			ShowDiv(ID);
	}
	else{
			HideDiv(ID);
	}
	
}
function HideDiv(ID){
			document.getElementById(ID).style.display='none';
		}
		
	function ShowDiv(ID){
			document.getElementById(ID).style.display='';
		}
         
	function HideAll(prefix,iterations){
		for (i=1;i<=iterations;i++){
			HideDiv(prefix+i);
		}
    }
    
    function InvisibleAll(prefix,iterations){
         for (i=1;i<=iterations;i++){
              ID = prefix+i;
              // alert (ID);
			document.getElementById(ID).style.visibility='hidden';
		}
    }
    

function changeHeight(iframe)
      {
        try
        {
          var innerDoc = (iframe.contentDocument) ? iframe.contentDocument : iframe.contentWindow.document;
          if (innerDoc.body.offsetHeight) //ns6 syntax
          {
             iframe.height = innerDoc.body.offsetHeight + 32; //Extra height FireFox
          }
          else if (iframe.Document && iframe.Document.body.scrollHeight) //ie5+ syntax
          {
             iframe.height = iframe.Document.body.scrollHeight;
          }
        }
        catch(err)
        {
          alert(err.message);
        }
      }