isIE=document.all;
isNN=!document.all&&document.getElementById;
isN4=document.layers;
isHot=false;

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function image(no) {
  document.getElementById('bg').src = "images/"+no+".jpg"; return true;
}
function hideMe(layer){
  if (isIE||isNN) layer.style.visibility="hidden";
  else if (isN4) document.layer.visibility="hide";
}

function showMe(layer){
  if (isIE||isNN) layer.style.visibility="visible";
  else if (isN4) document.layer.visibility="show";
}

function change_bg(element, image){
	document.getElementById(element).src = image; return true;
}

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

function validate_form(thisform){
	with (thisform){
		if (validate_required(email,"Adresa de e-mail incorecta.\n Va rugam completati campul corect!")==false){
			email.focus();
			return false
		}
	}
}