//-----------------------------------------------------------------------------------------------
// Focus Functions
//-----------------------------------------------------------------------------------------------
function placeFocus() {
if (document.forms.length > 0) {
var field = document.forms[0];
for (i = 0; i < field.length; i++) {
if ((field.elements[i].type == "text") || (field.elements[i].type == "textarea")) {
document.forms[0].elements[i].focus();
break;
         }
      }
   }
}

function checkbox_checking() {
var len = document.classmatesListForm.checkbox.length;
var cond = false;
for (i = 0; i < len; i++) {
	if(document.classmatesListForm.checkbox[i].checked) {
		cond = true;
	}
} 
return cond;
}

function checkbox_checker(op, formName) {
var place = new String(op);
	if (checkbox_checking()) {	
		place = place.toLowerCase() + ".php";
		window.location = place;
	}
	else
		alert ("*** Nothing to " + op + ". Please select the data ***");
}