function ShowWin(url, namew, w, h)
 {
   if (!w) w = 800;
   if (!h) h = 600;
   window.open(url, namew, "width="+w+",height="+h+",resizable=yes,status=no,dependent=no,scrollbars=yes");
 }

 function is_email_valid(email_str)
 {
   return (email_str.search(/[a-zA-Z0-9_][a-zA-Z0-9_-]*@([a-zA-Z0-9_-]+\.)*[a-zA-Z0-9_-]+/i)>=0);
 }


 function is_empty_str(str)
 {
   return (str.toString().replace(/ +/i,"")=="");
 }

 function ShowminiWin1(url, namew)
 {
   window.open(url, "neww", "width=550,height=300,top=200,left=400,resizable=yes,status=no,dependent=yes,scrollbars=yes");
 }

 function ShowWin2(url, namew)
 { 
   window.open(url, "neww", "top=100000000, left=10000000, width=1,height=1,resizable=yes,status=no,dependent=no,scrollbars=yes");
 }

 function set_code(id_cat)
 {
   cou = "";
   if (id_cat!=0 && id_cat!="")
   {
     cou += "<script language=\"javascript\">\n<!--\nMu=\"http://www.metroland.ru\";Md=document;Mnv=navigator;Mp=0;Md.cookie=\"b=b\";Mc=0;if(Md.cookie)Mc=1;Mrn=Math.random();Mn=(Mnv.appName.substring(0,2)==\"Mi\")?0:1;Mt=(new Date()).getTimezoneOffset();Mz=\"p=\"+Mp+\"&rn=\"+Mrn+\"&c=\"+Mc+\"&t=\"+Mt;if(self!=top){Mfr=1;}else{Mfr=0;}Msl=\"1.0\";\n//--><"+"/script>";
     cou += "<script language=\"javascript1.1\">\n<!--\nMpl=\"\";\nMsl=\"1.1\";\nMj=(Mnv.javaEnabled()?\"Y\":\"N\");\nMz+='&j='+Mj;\n//--><" + "/script>";
     cou += "<script language=\"javascript1.2\">\n<!-- \nMsl=\"1.2\";Ms=screen;Mpx=(Mn==0)?Ms.colorDepth:Ms.pixelDepth;Mz+=\"&wh=\"+Ms.width+'x'+Ms.height+\"&px=\"+Mpx;\n//--><"+"/script>";
     cou += "<script language=\"javascript1.3\">\n<!--\nMsl=\"1.3\";\n//--><"+"/script>";
     cou += "<script language=\"javascript\">\n<!--\nMy=\"\";My+=\"<a href='\"+Mu+\"' target='_blank'>\";My+=\"<img src='\"+Mu+\"/counter.html?cid="+id_cat+"&\"+Mz+\"&sl=\"+Msl+\"&r=\"+escape(Md.referrer)+\"&fr=\"+Mfr+\"&pg=\"+escape(window.location.href);My+=\"' border=0 width=88 height=31 alt='MetroLOG'>\";My+=\"</a>\";Md.write(My);\n//--><"+"/script>";
     cou += "<noscript><a href=\"http://www.metroland.ru\" target=\"_blank\"><img src=\"http://www.metroland.ru/counter.html?cid="+id_cat+"&p=0\" alt='MetroLOG' border='0' width=88 height=31></a></noscript>";
     document.getElementById("code").value = cou;
   }
 }