// JavaScript Document
var s=0;
function CheckAll(form,img)
  {
	 
  for (var i=0;i<form.elements.length;i++)
    {
    var e = form.elements[i];
    if (e.Name="selectid")
	{
		if(s==0)
		{
			img.src="images/b_qx.jpg";
       e.checked = true;
	  
		}
	   else
	   {
		   img.src="images/b_qx.gif";
	   e.checked=false;	   
	   }
	}
    }
	if(s==0)
	s=1;
	else
	s=0;
 }
 function RCheck(form,img)
  {
	 
  for (var i=0;i<form.elements.length;i++)
    {
    var e = form.elements[i];
    if (e.Name="selectid")
	{	
			
       e.checked = !e.checked
	   
	}
    }
	
 }