// JavaScript Document
function checkInput(obj,message)
{
	if(obj.value=="")
	{
		alert(message);
		obj.focus();
		return false;
	}
	return true;
}

function display(oDiv)
{
	if(oDiv.style.display=="none")
		oDiv.style.display="block";
	else
		oDiv.style.display="none";
}

function linkHover(strName)
{
	var obj=document.getElementById(strName);
	obj.style.display='block';
	obj.style.left=event.clientX+document.body.scrollLeft;
	obj.style.top=event.clientY+document.body.scrollTop;
	if(event.clientX>document.body.clientWidth/2)
		obj.style.left=event.clientX+document.body.scrollLeft-obj.offsetWidth;				
	if(event.clientY>document.body.clientHeight/2)
		obj.style.top=event.clientY+document.body.scrollTop-obj.offsetHeight;	
}
function linkHout(strName)
{
	var obj=document.getElementById(strName);
	obj.style.display='none';
}