function CheckForm(){
with (document.frmSearch)
	{
	if(!txtSearch.value)
		{
		alert("Please input the details of your search.")
		return false;
		}
	/*
	var rdoSet=-1;
	for(i=0;i<rdoSearchType.length;i++)
		{
		if (rdoSearchType[i].checked)
			{
			rdoSet = i; 
			}
		}
	if(rdoSet==-1)
		{
		alert("Please choose the type of search you wish to perform.")
		return false;		
		}
	if (rdoSet==3)
		{
		//They have selected coords - check for colon as sperator
		if (txtSearch.value.indexOf(',')==-1)
			{
			alert("Please ensure you have used a comma (,) to seperate the value of the Easting and Northing.");
			return false;
			}
		}
	*/
	}
return true;
}

function ShowToolTip(e){
var divName='divPop';
if (document.all)
	{var el=document.all(divName);}
else
	{var el=document.getElementById(divName);}
Locate(e);
el.style.visibility='visible';
el.onmousemove=Locate
}

function Locate(e){
var posx=0,posy=0;
if(e==null) e=window.event;
if(e.pageX || e.pageY){
    posx=e.pageX; posy=e.pageY;
    }
else if(e.clientX || e.clientY){
    if(document.documentElement.scrollTop){
        posx=e.clientX+document.documentElement.scrollLeft;
        posy=e.clientY+document.documentElement.scrollTop;
        }
    else{
        posx=e.clientX+document.body.scrollLeft;
        posy=e.clientY+document.body.scrollTop;
        }
    }
document.getElementById("divPop").style.top=(posy+20)+"px";
document.getElementById("divPop").style.left=(posx-180)+"px";	
}

function HideToolTip(){
var divName='divPop';
if (document.all)
	{var el=document.all(divName);}
else
	{var el=document.getElementById(divName);}
el.style.visibility='hidden';
}