function check(checkboxid) {
 	if (document.getElementById(checkboxid).checked == false) {
		document.getElementById(checkboxid).checked = "checked";
		document.getElementById('chkimg').src = "design/user/new/images/on.png";
	}
	else {
		document.getElementById(checkboxid).checked = false;
		document.getElementById('chkimg').src = "design/user/new/images/off.png";
	}
 	  
 }
 
 function checksub(rasid){
 	document.getElementById(rasid).checked = true;
	if (document.getElementById('ras1').checked == false)
	{
		document.getElementById('chkimg1').src = "design/user/new/images/off.png";
		document.getElementById('chkimg2').src = "design/user/new/images/on.png";
	}
	else if (document.getElementById('ras2').checked == false)
	{
		document.getElementById('chkimg1').src = "design/user/new/images/on.png";
		document.getElementById('chkimg2').src = "design/user/new/images/off.png";
	}
	else{}
	
 }