var Xchecked = new Array;
var firstrun = 1;

function check_all(name,status)
	{
	
	var count = 0;
	while (document.getElementsByName(name) && count < document.getElementsByName(name).length)
		{
		var set = 0;
		if (document.getElementsByName(name)[count].checked == true && firstrun) Xchecked[document.getElementsByName(name)[count].value] = 1;
		if (status == 'orig' && document.getElementsByName(name)[count].value in Xchecked) set = 1;
		if (set || status == 1) document.getElementsByName(name)[count].checked = true;
		else document.getElementsByName(name)[count].checked = false;
		count++;
		}
	firstrun = 0;
	}