function isEmpty(s)
{   
	return ((s == null) || (s.length == 0))
}
function isWhitespace(s)
{   
	var i;
    if (isEmpty(s)) return true;
    for (i = 0; i < s.length; i++)
    {   
		  var c = s.charAt(i);
        if (c != " ") return false;

    }
    return true;
}

function pop1(variable)
{   
	var vary=variable+"";
window.open(vary,"1","width=650,height=400,top=50,left=150,resizable=no,value=top,toolbar=no,scrollbars=yes");
}