function chksel (x) {
	var boxLength 			= x.length;
	var v					= "";
	var ov				= "";

	for (i = 0; i < boxLength; i++) {

		if (x.options[i].selected && x.options[i].value != "")
			return true; 
	}

	return false;

} <!-- end of function -->



function clear_input (x) {

	x.value = ""; 

}  <!-- end of function -->