function checkform()
{
var frm = document.forms.mesajabak;
 if (frm.isim.value==""){cevap.innerHTML='<span style="letter-spacing: 1px"><font face=tahoma color=#000000 size=1><b>&nbsp;&nbsp;Lütfen isminizi Yazınız.</b></font></span>'; return false;}
 else if (!checkMail()){cevap.innerHTML='<span style="letter-spacing: 1px"><font face=tahoma color=#000000 size=1><b>&nbsp;&nbsp;E - Mail adresinizi Yazınız.</b></font></span>'; return false;}
 else {MG(frm.isim.value,frm.email.value,frm.ceptel.value)}
 return false;
}


  function checkMail(){
    mailObj=document.forms["mesajabak"].email;
     result = "";
	len = mailObj.value.length;
	email=mailObj.value;
	firststr=email.substr(0,1);
	if (firststr=="_" || firststr=="." || firststr=="-" || firststr>=0 || firststr<=9){return false;}
	edKey=email.indexOf('@',0);
	pointKey=email.indexOf('.',edKey);
	lastChar=email.indexOf('.',len-1);
	edpoint=pointKey-edKey;
	

	if (edKey<0) {}
	 else	if (pointKey<0){} 
	 else if (lastChar>0) {}
	 else if (edpoint<=1) {}
	 else return true;
	
return false;
}


var pano_gel;
		
function MG(isim,email,ceptel){
var url="mail_ekle.asp?"
url=url+"isim="+isim
url=url+"&email="+email
url=url+"&ceptel="+ceptel

	if (pano_gel){pano_gel.abort()}
	else{
		if (window.XMLHttpRequest){pano_gel=new XMLHttpRequest()}
		else if (window.ActiveXObject){pano_gel=new ActiveXObject("Microsoft.XMLHTTP")}
	}
	if (pano_gel){
		pano_gel.onreadystatechange=pano_bak;
	    pano_gel.open('post',url,true);
	    pano_gel.send(null);
	}
}		
		
		
		function pano_bak(){
			var pano_XML;
			var pano_id;
			var panom;
		switch (pano_gel.readyState){

	case 1:{ 
document.getElementById('cevap').innerHTML='<img border=0 src=images/int.gif>';
}
			break;
			
		case 4:{
			    if (pano_gel.status==200){
document.getElementById('cevap').innerHTML='';
			    	pano_XML=pano_gel.responseXML.documentElement;
			    	pano_id=pano_XML.getElementsByTagName('pano_id')[0].firstChild.data;
					panom=pano_XML.getElementsByTagName('panom')[0].firstChild.data;
					document.getElementById(pano_id).innerHTML=panom;
				}
				break;
			}
			}
		}