var bIsIE   = (document.all) ? true : false;
var bIsDOM  = (document.getElementById) ? true : false;

String.prototype.trim = function() {
	a = this.replace(/^\s+/, '');
	return a.replace(/\s+$/, '');
};

function findPosX(obj) 
{     
	var curleft = 0;     
	if (obj.offsetParent) 
	{         
		while (obj.offsetParent) 
		{             
			curleft += obj.offsetLeft             
			obj = obj.offsetParent;         
		}      
	} 
	else 
		if (obj.x)         
			curleft += obj.x;     
	
	return curleft; 
}   

function findPosY(obj) 
{     
	var curtop = 0;     
	if (obj.offsetParent) 
	{         
		while (obj.offsetParent) 
		{             
			curtop += obj.offsetTop             
			obj = obj.offsetParent;         
		}      
	} 
	else 
		if (obj.y)         
			curtop += obj.y;     
	
	return curtop; 
}