function origChanged(o,d)
{
	//var o=varGtiCboOrig;
	//var d=varGtiCboDest;
	var destList;
	if(o.selectedIndex != 0) {
		destList = eval(o.value.replace(/^\s+/,'').replace(/\s+$/,'') + "dest");
	}
	else {
		destList = new Array();
	}

	d.length = 1;
	for(var i=0; i<destList.length;i++) 
	{
		
		d.length += 1;
		d.options[d.length-1] = new Option(eval(destList[i] + "name"));
		d.options[d.length-1].value = destList[i];
	}	
}