function CheckAll(form)
{
	for (var i=0;i<form.elements.length;i++)
	{
		var e = form.elements[i];
			e.checked = true
	}
}

function CheckOthers(form)
{
	for (var i=0;i<form.elements.length;i++)
	{
		var e = form.elements[i];
			if (e.checked==false)
			{
				e.checked = true;
			}
			else
			{
				e.checked = false;
			}
	}
}

function checkform(theForm){
var g = true
for (var i=0;i<form.elements.length;i++)
	{
		var e = form.elements[i];
			if (e.checked==false)
			{
				g = false;
			}
			else
			{
				if(g == false){				
				g = false;
				}
				else{
				g = true;
				}
			}
	}
	theForm.action="/yinyue.asp";
	theForm.method="post";
}