// JavaScript Document
function validate_field(field, msg) {
	with (field) {
		if (value == null || value == "") {
			alert(msg);
			return false;
		} else {
			return true;
		};
	};
}

function validate_email(field, msg) {
	with (field) {
		var apos = value.indexOf("@");
		var dotpos = value.lastIndexOf(".");
		if (apos < 1 || dotpos-apos < 2) {
			alert(msg);
			return false;
		} else {
			return true;
		};
	};
}

function fieldfocus(obj) {
	obj.className="fieldfocus";
}

function fieldblur(obj) {
	obj.className="";
}

function buttonover(obj) {
	obj.className="buttonover";
}

function buttonout(obj) {
	obj.className="";
}

function getSelectionURL(obj) {
	if (obj.value != "") {
		window.location=obj.value;
	}
}

function validate_contact_gr(xform) {
	with (xform) {
		if (validate_field(firstname,"Απαιτείται να συμπληρώσετε το πεδίο \'Όνομα\'!") == false) {
			firstname.focus();
			return false;
		}
		if (validate_field(lastname,"Απαιτείται να συμπληρώσετε το πεδίο \'Επώνυμο\'!") == false) {
			lastname.focus();
			return false;
		}
	}
}

function validate_contact_en(xform) {
	with (xform) {
		if (validate_field(firstname,"Please enter your first name!") == false) {
			firstname.focus();
			return false;
		}
		if (validate_field(lastname,"Please enter your last name!") == false) {
			lastname.focus();
			return false;
		}
	}
}