function go_selected_date(){		  
	ref = document.theform.ref.value;
	month = document.theform.month.value;
	year = document.theform.year.value;
	date = year + "-" + month + "-1";
	
	location.href = "index.php?ref=" + ref + "&start_date=" + date ;
}	

/*
	ensures user entered something in the password text box of the login form
*/
function checkLoginForm(form){
	for(var i = 0; i < form.length; i++) {
		var e = form.elements[i];
		if(e.value == "" ) {
			alert('Field '+form.elements[i].name +' cannot be empty !');
			e.focus();
			return false;
		}
	}
}

function checkAddForm(form) {
	for(var i = 0; i < form.length; i++) {
		/*
		if(form.elements[i].value == "" && form.elements[i].name != "deactivate") {
			alert('Please provide the ' + form.elements[i].name + ' !');
			form.elements[i].focus();
			return false;
		}
		*/			
		if(form.elements[i].name == "date_id") var date_activate_value = parseInt(form.elements[i].value);
		if(form.elements[i].name == "deactivate") var date_deactivate_value = parseInt(form.elements[i].value);
	}
	if( (date_activate_value > date_deactivate_value) && form.frequency.value != 1 ){ // signifies once
		alert('\n The de-activation date cannot preceed the activation date !');
		form.deactivate.focus();
		return false;
	}
}