function confirmDelete() {
	// loop through all elements
	var frm = document.getElementById('frmMain');
	for (i=0; i<frm.length; i++)
	{
		// Look for our checkboxes only
		if (frm.elements[i].name.indexOf('chk_del_') !=-1)
		{
			// If any are checked then confirm alert, otherwise nothing happens
			if(frm.elements[i].checked)
			{
				//return confirm ('Are you sure you want to delete your selection(s)?')
				if(confirm('The selected items will be deleted.\n\nAre you sure you want to delete these items?')){
					//alert('test');
					frm.command.value = 'delete';
					//alert('abc');
					frm.submit();
					//alert('cde');
					return;
				}

			}
		}
	}
	alert('Please select at least one item to be deleted.');
}
function sortOn(field,order){
	var frm=document.forms[0];
	frm.sort.value=field;
	frm.order.value=order;
	frm.command.value='sort';
	frm.submit();
}
function gotoPage(pg){
	var frm=document.forms[0];
	frm.pg.value=pg;
	frm.command.value='page';
	frm.submit();
}
function validatePage(pgField,max){
	var frm=document.forms[0];
	if(isNumeric(pgField,'The field must be a number.')){
		if(pgField.value > max){
			alert('The new page number exceeds the max number of pages.');
			pgField.focus();
		}
		else{
			gotoPage(pgField.value);
		}
	}
}