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 activform(service) {
if(document.getElementById('form_'+service).style.display=='none') { 
	document.getElementById('form_'+service).style.display='block';
	document.getElementById('form_submit').style.display='block';
	}
else
	document.getElementById('form_'+service).style.display='none';
}

function clearbreef(idd) {
 var s_cleared = false;
 if(s_cleared) return;
 else {
 document.forms['breef'].elements[idd].value = "";
 s_cleared = true;
 }
}

function checkbreefform() {
  var frm = document.forms['breef'];
  var error = "";
  if(frm.elements['name'].value=="") error+="Введите ваше Имя;\n";
  if(frm.elements['tel'].value=="") error+="Укажите контактный телефон;\n";
  if(error=="") {
  	return true;
  }
  else {
	alert(error);
	return false;
  }
}