function LTrim(str) 
{
	 for (var k=0; k<str.length && str.charAt(k)<=" " ; k++) ;
	 return str.substring(k,str.length);
}
function RTrim(str) 
{
	 for (var j=str.length-1; j>=0 && str.charAt(j)<=" " ; j--) ;
	 return str.substring(0,j+1);
}
function Trim(str) 
{
	 return LTrim(RTrim(str));
}
function popitup(url, width, height)
{
	window.open(url, name,'width='+width+', height='+height+', top=300, left=250, scrollbars = yes, status = no, resizable = yes');
	
}

function DivShowHide(divId)
{
	var div_acc = document.getElementById(divId).style.display;
	var div_visi = document.getElementById(divId).style.visibility;
	
	if(div_acc=='none' && div_visi == 'hidden')
	{
		document.getElementById(divId).style.display = 'block';
		document.getElementById(divId).style.visibility = 'visible';
	}else
	{
		document.getElementById(divId).style.display = 'none';
		document.getElementById(divId).style.visibility = 'hidden';
	}
}