function setHiddenItemSales(itemname, bname, radioname, frm) {
	
	var a = document.getElementById(bname);
	var b = document.getElementById(itemname).value;
	var c = document.getElementById(radioname);
	var btn = frm.elements;
	
	
	for (var x = 0;x < btn.length; x++)
	{
		if (btn[x].name !=null && btn[x].name !=''){
			if (btn[x].name.indexOf(bname) > -1 && !(btn[x].name==a.name)){
				var aname = bname+x;
				var tname = btn[x]; 
				if (tname.name==itemname){
					tname.disabled=false;
					a.value=tname.value;
					}
				else{
					tname.disabled=true;
					}
			}
		}
	}
}

function checkStartDate(checkBoxFieldId,startdateFieldID,alertMsg){
	var a = document.getElementById(checkBoxFieldId);
	var b = document.getElementById(startdateFieldID);

	if (a.checked == true){
		if (b.value=='' || b.value==null){
			if (alertMsg!='') {
				alert(alertMsg+'!');
				setTimeout("setFocus('"+startdateFieldID+"')",1000);
			}
			setFocus(startdateFieldID);
		}
	}else{
		b.value='';
	}
}

function setFocus(fieldID){
	document.getElementById(fieldID).focus();
}