function wop(url,wnd_name,width,height){w=window.open(url,wnd_name,'width='+width+',height='+height+',status=no,menubar=no,resizable=yes,scrollbars=yes,left='+String((screen.width-width)/2)+',top='+String((screen.height-height)/2));w.focus();return w;}

function checkEmail(email){
var Re = /^[-.\w]+@((([\w]|[\w][\w-]*[\w])\.)+(ad|ae|aero|af|ag|ai|al|am|an|ao|aq|ar|arpa|as|at|au|aw|az|ba|bb|bd|be|bf|bg|bh|bi|biz|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|com|coop|cr|cs|cu|cv|cx|cy|cz|de|dj|dk|dm|do|dz|ec|edu|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gh|gi|gl|gm|gn|gov|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|in|info|int|io|iq|ir|is|it|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|mg|mh|mil|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|museum|mv|mw|mx|my|mz|na|name|nc|ne|net|nf|ng|ni|nl|no|np|nr|nt|nu|nz|om|org|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|pro|ps|pt|pw|py|qa|re|ro|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|sk|sl|sm|sn|so|sr|st|su|sv|sy|sz|tc|td|tf|tg|th|tj|tk|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|um|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|yu|za|zm|zw)|(([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5])\.){3}([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5]))$/i;
if (email == ''){alert("Не указан адрес электронной почты!");return false;}
else if(Re.test(email))return true;
else{alert("Вы ввели недопустимое значение электронного адреса!");return false;}}

function png(n) {
if(n.className=='m-png') {n.className='';} else if(n.className=='') {n.className='m-png';}
}

/*function doSubscription(f,request_uri){
var email=f["email"].value;
//var actions=f["action"].options;
//var currentAction=actions[0].value;
if(request_uri=='')return;
if(document.all){if(!checkEmail(email))return false;}
else{if(email=='')return false;}
//for(i=0;i<actions.length;i++)
//if(actions[i].selected){currentAction=actions[i].value;break;}
request_uri+='?email='+email;
wop(request_uri,'subscribe_wnd',300,200);}*/