function centerBlock(){
			document.getElementById("centerBlock").style.display = "block";
		}
		function closeCenter() {
			document.getElementById("centerBlock").style.display = "none";
		}
		function rightBlock(){
			document.getElementById("rightBlock").style.display = "block";
		}
		function closeRight() {
			document.getElementById("rightBlock").style.display = "none";
		}