// JavaScript Document
function showDiv(divName){
		document.getElementById(divName).style.display='block';
}

function hideDiv(divName){
	    document.getElementById(divName).style.display='none';
}

checked=false;
function checkedAll (checkGroupName) {
	var aa= document.getElementsByName(checkGroupName);
	 if (checked == false)
          {
           checked = true
          }
        else
          {
          checked = false
          }
	for (var i =0; i < aa.length; i++) 
	{
	 aa[i].checked = checked;
	}
}

function selectAllSel(selectName){
	var sel = document.getElementsByName(selectName)[0];
	if(sel == null){
		return;
	}
	
	for(i=0;i<sel.options.length;i++){
		sel.options[i].selected = 'selected';
	}
}