jQuery('input[name="form_text_292"]').keyup(function(e){
        var This		= jQuery(this);
        var Val			= This.val();
		var do_check	= true;
		var key	        = e.keyCode;
		console.log(e.keyCode);
		
		if(Val == ''){
			do_check = false;
		}
		
		if(
			key == 8	|| 
			key == 39	|| 
			key == 46	|| 
			key == 37	
		){
			do_check = false;
		}
		console.log(do_check);
		if(do_check){		
			var ValCheck	= '';
			var shablon		= /[0-9\.\,]{1,50}/;
			var resultCheck = Val.match(shablon);
			if (resultCheck == Val && resultCheck!=null){
				ValCheck = Val;
			}else{
				var kolich		= Val.length;
				ValCheck		= Val.slice(0,kolich-1);
				var ValCheck	= Val.replace(/[a-zA-ZА-Яа-я\!\@\#\$\%\^\&\*\(\)\-\_\+\=\"\№\;\:\?]/g,"");
			}
			
			var shablon		= /[\.\,]/;
			var resultCheck = ValCheck.match(shablon);
			
			if(!resultCheck){
				ValCheck = ValCheck+',00';
			}
		
			This.val(ValCheck);  
		}   
	});