function checkEmailNewsltr(fldEmail, txtAlert){
	/*var strEmail=/^[0-9a-z.-]+(@|\(at\))+[0-9a-z._-]+\.[a-z]{2,3}$/i;
	if(strEmail.test(fldEmail.value)==false){
		alert(txtAlert);
		fldEmail.focus();		
	  fldEmail.select();
		return false;
	}
	return true;*/
	

 var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/i;
   var address = fldEmail.value;
   if(reg.test(address) == false) {
      alert(txtAlert);
		  fldEmail.focus();		
	    fldEmail.select();
		  return false;
   }
	   return true;



 // if(!eregi("^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,4})$", fldEmail.value)) {
//		alert(txtAlert);
//		fldEmail.focus();		
//		fldEmail.select();
//    return false;
//  }
//  return true;

}

function validateNewsltr(par) {
	if (checkEmailNewsltr(document.frmNewsltr.email, 'Podany adres e-mail jest nieprawidłowy.\nProszę podać poprawny adres e-mail.')) {
		if (par == 'zapis') {
			document.frmNewsltr.btn.value = 'zapis';
			document.frmNewsltr.submit();
		}
		if (par == 'wypis') {
			document.frmNewsltr.btn.value = 'wypis';
			document.frmNewsltr.submit();
		}
	} else {
		return false;
	}
}


var browserName=navigator.appName;var browserVer=parseInt(navigator.appVersion);var version="";var msie4=(browserName=="Microsoft Internet Explorer"&&browserVer>=4);if((browserName=="Netscape"&&browserVer>=3)||msie4||browserName=="Konqueror"||browserName=="Opera"){version="n3";}else{version="n2";}
function blurLink(theObject){if(msie4){theObject.blur();}}
function decryptCharcode(n,start,end,offset){n=n+offset;if(offset>0&&n>end){n=start+(n-end-1);}else if(offset<0&&n<start){n=end-(start-n-1);}
return String.fromCharCode(n);}
function decryptString(enc,offset){var dec="";var len=enc.length;for(var i=0;i<len;i++){var n=enc.charCodeAt(i);if(n>=0x2B&&n<=0x3A){dec+=decryptCharcode(n,0x2B,0x3A,offset);}else if(n>=0x40&&n<=0x5A){dec+=decryptCharcode(n,0x40,0x5A,offset);}else if(n>=0x61&&n<=0x7A){dec+=decryptCharcode(n,0x61,0x7A,offset);}else{dec+=enc.charAt(i);}}
return dec;}
function linkTo_UnCryptMailto(s){location.href=decryptString(s,-2);}