function deactive(){
//submit button is always last and don't want to disable that
var numberelements=document.searchfrm.elements.length - 1;
var formIndex;
	with(document.searchfrm){
		if (DisplayAll.checked==true)
		{
			
				for (formIndex = 0; formIndex < numberelements; formIndex++)
				{
				 	//alert("type="+elements[formIndex].type );
				  if (elements[formIndex].type!='hidden')
				  {
				   elements[formIndex].disabled=true;
					elements[formIndex].style.backgroundColor="#c0c0c0";
					}
				}
				//re-enable the tick box itself
				DisplayAll.disabled=false;
				DisplayAll.style.backgroundColor="#fff";
		}
		else
		{
			
			for (formIndex = 0; formIndex < numberelements; formIndex++)
				{
				   elements[formIndex].disabled=false;
					elements[formIndex].style.backgroundColor="#fff";
				}
				
				
		}
	}	
}