function sendForm(array_fields,rta_field,to,subject,opc){
		var sendingMsg = getTranslateEntry("sending");
		var h=$('#'+rta_field).outerHeight();
	
		var vars='opc='+(opc!=''?opc:'sendForm')+'&to='+to+'&subject='+subject;
		for(var i=0; i<array_fields.length;i++){
			vars+= "&"+array_fields[i]+"_desc="+$('#'+array_fields[i]).attr('title');
			vars+= "&"+array_fields[i]+"="+$('#'+array_fields[i]).val();
		}
		$('#'+rta_field).html("<h3>"+sendingMsg+"...</h3>");
		$('#'+rta_field).css("display","block");
		
		$.ajax({
		   async: true,
		   type: "POST",
		   url: "_ajax.php",
		   data: vars,
		   success: function(data){
		     $('#'+rta_field).html(data).fadeOut(10000,function(){$('#'+rta_field).css("display","none");});
		   }
		 });
	}
	
	
	function isCaptchaCodeCorrect(code){
		var bool =true;
		$.ajax({
			   async: false,
			   type: "GET",
			   url:  "_ajax.php",
			   data:  "opc=getCaptcha&captcha="+code,
			   success: function(data){
					if(data==0){
						 bool=false;
					}
			   }
			});
		 return bool;
	}
	
	function updateCaptcha(layer){
		
		$.ajax({
		   async: false,
		   type: "GET",
		   url:  "_ajax.php",
		   data:  "opc=updateCaptcha",
		   success: function(data){
				$(layer).replaceWith(data);
		   }
		});
	}
	
	function getMicrotime(){
		var micro = "";
		$.ajax({
		   async: false,
		   type: "GET",
		   url: "_ajax.php",
		   data: "opc=getMicrotime",
		   success: function(data){
		     micro = data;
		   }
		 });
		return micro;
	}
	
	function getCleanFileName(filename){
		$.ajax({
		   async: false,
		   type: "POST",
		   url: "_ajax.php",
		   data: "opc=getCleanFilename&filename="+filename,
		   success: function(data){
	   			filename=data;
		   }
		 });
		 return filename;
	}
	
	function changeDisplayState(id){
		if(document.getElementById(id).style.display == 'none'){
			$('#'+id).css("display","block");
		}else{
			$('#'+id).css("display","none");
		}
	}