// JavaScript Document
	//Highlight form element- © Dynamic Drive (www.dynamicdrive.com)
	//For full source code, 100's more DHTML scripts, and TOS,
	//visit http://www.dynamicdrive.com
	
	//onKeyUp="highlight(event)" onClick="highlight(event)"
	
	var highlightcolor="lightyellow"
	
	var ns6=document.getElementById&&!document.all
	var previous=''
	var eventobj
	
	//Regular expression to highlight only form elements
	var intended=/INPUT|TEXTAREA|SELECT|OPTION/
	
	
	
	//Function to check whether element clicked is form element
	function checkel(which){
	if (which.style&&intended.test(which.tagName)){
	if (ns6&&eventobj.nodeType==3)
	eventobj=eventobj.parentNode.parentNode
	return true
	}
	else
	return false
	}
	
	
	
	//Function to highlight form element
	function highlight(e){
	eventobj=ns6? e.target : event.srcElement
	if (previous!=''){
	if (checkel(previous))
	previous.style.backgroundColor=''
	previous=eventobj
	if (checkel(eventobj))
	eventobj.style.backgroundColor=highlightcolor
	}
	else{
	if (checkel(eventobj))
	eventobj.style.backgroundColor=highlightcolor
	previous=eventobj
	}
	}