function myPopupRelocate(id)
{

	var scrolledX=0;
	var scrolledY=0;
	
	var popW = document.getElementById(id).style.width;
	var popH = document.getElementById(id).style.height;
	
	if((parseInt(popW) < self.innerWidth) && (parseInt(popH) < self.innerHeight))
	{
		
		if( self.pageYOffset )
		{
		 scrolledX = self.pageXOffset;
		 scrolledY = self.pageYOffset;
		}
		else if( document.documentElement && document.documentElement.scrollTop )
		{
		 scrolledX = document.documentElement.scrollLeft;
		 scrolledY = document.documentElement.scrollTop;
		}
		else if( document.body )
		{
		 scrolledX = document.body.scrollLeft;
		 scrolledY = document.body.scrollTop;
		}
		
		var centerX, centerY;
		
		if( self.innerHeight )
		{
		 centerX = self.innerWidth;
		 centerY = self.innerHeight;
		}
		else if( document.documentElement && document.documentElement.clientHeight )
		{
		 centerX = document.documentElement.clientWidth;
		 centerY = document.documentElement.clientHeight;
		}
		else if( document.body )
		{
		 centerX = document.body.clientWidth;
		 centerY = document.body.clientHeight;
		}
	
		var leftOffset = scrolledX + (centerX - parseInt(popW) - 56) / 2;
		var topOffset = scrolledY + (centerY - parseInt(popH)) / 2;

		document.getElementById(id).style.top = topOffset + "px";
		document.getElementById(id).style.left = leftOffset + "px";
	}

}

function checkEnter(e)
{
	var characterCode;

	if(e && e.which)
	{
		e = e
		characterCode = e.which
	}
	else
	{
		e = event
		characterCode = e.keyCode
	}

	if(characterCode == 13)
	{
		return true;
	}
	else
	{
		return false;
	}
}