//функци за показване и скриване на страницата - opacity
			function block(){
				document.getElementById('opacity').style.width = '100%';
				document.getElementById('opacity').style.height = '100%';
			}
			function unblock(){
				document.getElementById('opacity').style.width = '0';
				document.getElementById('opacity').style.height = '0';
			} 

			function remove_loading(){
				document.getElementById("loading_page").style.display = "none";
				//unblock();
			}	
			function loadFlash( url, w, h )
			{
				var Flash = ' \
					<object id="mediaplayer" type="application/x-shockwave-flash" data="' + url + '" width="' + w + '" height="' + h + '"> \
						<param name="quality" value="high" /> \
						<param name="scale" value="noscale" /> \
						<param name="wmode" value="transparent" /> \
						<param name="devicefont" value="true" /> \
						<param name="bgcolor" value="#ffffff" /> \
						<param name="wmode" value="transparent" /> \
						<param name="movie" value="' + url + '" /> \
					</object> \
				';

				document.write( Flash );
			}
			
			function ResetMessage(){
				var browseType = navigator.appName;
				
				if (browseType!="Netscape"){
				document.all.message_form.style.display = "none";
				} else {
				document.getElementById('message_form').style.display = "none";
				}
			}
			
//Generate Feedback Messages
			function ShowMessage(){
				
				var browseType = navigator.appName;

				if (browseType=="Netscape"){
					document.getElementById('message_form').style.display = "";
				} else {
					document.all.message_form.style.display = "";
					
				}
			}
			
			
			
//validate Feedback from
			function validate(lang){
				
					var lang;
							
									
				
					with (document.mail){
					
						if (from.value == ""){
							ShowMessage();
							from.select();
	
						} else if (email.value == ""){
							ShowMessage();
							email.select();
		
						} else if (theme.value == ""){
							ShowMessage();
							theme.select();
	
						} else if (comment.value == ""){
							ShowMessage();
							comment.select();

						} else {
							document.mail.action='mail_record.php?lang='+lang;
							document.mail.submit();

					}
				}
			}