function light(which) {
document.getElementById(which).className="nav_on";
}
function toplight(which) {
document.getElementById(which).className="topnav_on";
}

function validate_contact(Obj) { 
var x
var msg
var flag
msg="<img src='images/alert.gif' width=16 height=16 align=absmiddle> <b>נא למלא / לתקן את השדות הבאים:</b><br>"

x = new String (Obj.name.value);
if (x.length<1) {
	msg+="<li>מאת<br>"
	flag="0"
}

x = new String (Obj.email.value);
if (x.length<1) {
	msg+="<li>אימייל<br>"
	flag="0"
}
else {
var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i
var returnval=emailfilter.test(x)
if (returnval==false){
	msg+="<li>האימייל אינו תקין<br>"
	flag="0"
	}
}

x = new String (Obj.strCAPTCHA.value);
if (x.length<1) {
	msg+="<li>הגנה מספאם<br>"
	flag="0"
}

x = new String (Obj.comments.value);
if (x.length<1) {
	msg+="<li>תוכן ההודעה<br>"
	flag="0"
}

if (flag=="0") {
document.getElementById("errormsg1").style.display="block";
document.getElementById("errormsg1").innerHTML=msg;
return false
}
else {
return  true
}
}




function playMovie() {
window.open("movie.html","videoPlayer","width=670,height=617,top=100,left=100,resizable=no");
}