function checkUncheckAll(theElement) {
	var theForm = theElement.form, z = 0;
	for(z=0; z<theForm.length;z++){
    	if(theForm[z].type == 'checkbox' && theForm[z].name != 'checkall' && !theForm[z].disabled){
			theForm[z].checked = theElement.checked;
 		}
 	}
}