onload = init;

function init(){

}

function checkAll()
{	
	checkBoxes = document.RequestInfo.elements['GradPlacment[]'];
	
		if(document.RequestInfo.GradPlacmentMain.checked==true){
			for (i = 0; i < checkBoxes.length; i++)
			{
			checkBoxes[i].checked = true ;
			}
		}else{
		
			for (i = 0; i < checkBoxes.length; i++)
			{
			checkBoxes[i].checked = false ;
			}
		}
}