var ajax_path='http://dev.hirdetesipiac.hu/script/ajax/';

function rgba(obj,pic,path) {
	if(!pic) pic=obj;
	z=document.getElementById(obj);
	if(!z){
		alert('not present: '+obj);
		return false;
	}
	if(!path){
		path="/Image/site/";
	}
	if(navigator.appName=="Microsoft Internet Explorer")
		z.style.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+path+pic+".png', sizingMethod='scale'));";
	else
		z.style.background="url('"+path+pic+".png') no-repeat";
}

function loadCaptcha(){

}

function IsNumeric(strString)
   //  check for valid numeric strings
   {
   var strValidChars = "0123456789 ";
   var strChar;
   var blnResult = true;

   if (strString.length == 0) return false;

   //  test strString consists of valid characters listed above
   for (i = 0; i < strString.length && blnResult == true; i++)
      {
      strChar = strString.charAt(i);
      if (strValidChars.indexOf(strChar) == -1)
         {
         blnResult = false;
         }
      }
   return blnResult;
}

function emailcheck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Hibas email cim")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Hibas email cim")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Hibas email cim")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Hibas email cim")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Hibas email cim")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Hibas email cim")
		    return false
		 }

		 if (str.indexOf(" ")!=-1){
		    alert("Hibas email cim")
		    return false
		 }

 		 return true
}

function changeLanguage(lang,menu){
	document.cookie='language='+lang;
	if(menu) window.location='/'+menu;
	else window.location=document.location;
}


function setCookie(c_name,value,expiredays){
	var exdate=new Date();
	exdate.setDate(exdate.getDate()-(-expiredays));
	document.cookie=c_name+ "=" +escape(value)+((expiredays==null) ? "" : ";expires="+exdate.toUTCString());
}