function ss() {
 if (document.getElementById("search_form").value==" Поиск по сайту ") {
  document.getElementById("search_form").value = "";
 }
}
function so() {
 if (document.getElementById("search_form").value=="") {
  document.getElementById("search_form").value = " Поиск по сайту ";
 }
}





function setclass(a)
{
 document.getElementById('menuline').className = a;
}

window.onload = function () {
 document.getElementById('m1').onmouseover = function(){setclass('m1');}
 document.getElementById('m2').onmouseover = function(){setclass('m2');}
 document.getElementById('m3').onmouseover = function(){setclass('m3');}
 document.getElementById('m4').onmouseover = function(){setclass('m4');}
 document.getElementById('m5').onmouseover = function(){setclass('m5');}
 document.getElementById('m6').onmouseover = function(){setclass('m6');}
}