function CheckFind(){
		if(document.getElementById('findTextId').value.length != 0){
			document.getElementById('SearchFormId').submit();
		}
		else{
			alert("Ââåäèòå òåêñò â ñòðîêó ïîèñêà");
		}
	}
	function back(){
		fromPage = document.getElementById('PrevPageId').value;
		thisPage = new RegExp(document.getElementById('ThisPageId').value, "i");
		if(thisPage.test(fromPage)){
			history.go(-1);
		}
	}