function OpenWinP(url) 
{
	window.open("/stroiteli"+url, "print_version", "width=660,height=400,status=no,resizable=no,scrollbars=yes")
}
function isEmail(str) {
// are regular expressions supported?
  var supported = 0;
  if (window.RegExp) {
    var tempStr = "a";
    var tempReg = new RegExp(tempStr);
    if (tempReg.test(tempStr)) supported = 1;
  }
  if (!supported) 
  return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
  var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
  var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
  return (!r1.test(str) && r2.test(str));
}
function SearchFormCheck() 
{
			document.searchform.submit()
}

function OpenWinPrice(url) 
{
	window.open("/bnn_bg"+url, "price_list", "width=660,height=400,status=no,resizable=no,scrollbars=yes")
}
function OpenWinAds(url) 
{
	window.open("/bnn_bg"+url, "Advertise", "width=795,height=500,status=no,resizable=no,scrollbars=yes")
}