var string='<iframe id="vezer" frameborder="0" src="megye.php" scrolling="no"></iframe>'+
'<div style="float:right">'+
'<div id="head"></div>'+
'<iframe id="main" frameborder="0" src="welcome.htm" scrolling="auto"></iframe>'+
'</div>'+
'<iframe id="foot" frameborder="0" src="hirek.htm" scrolling="no"></iframe>';
document.getElementById("kont").innerHTML=string;