function ShowAndClose(id){
			if(id==1){
				document.getElementById("c1").style.display="block";
				document.getElementById("tab1").className="tab1"
				document.getElementById("c2").style.display="none";
				document.getElementById("tab2").className="tab2_1"
				document.getElementById("c3").style.display="none";
				document.getElementById("tab3").className="tab3_1"

			}
			else if(id==2){
				document.getElementById("c1").style.display="none";
				document.getElementById("tab1").className="tab1_1"
				document.getElementById("c2").style.display="block";
				document.getElementById("tab2").className="tab2"
				document.getElementById("c3").style.display="none";
				document.getElementById("tab3").className="tab3_1"

			}
			else if(id==3){
				document.getElementById("c1").style.display="none";
				document.getElementById("tab1").className="tab1_1"
				document.getElementById("c2").style.display="none";
				document.getElementById("tab2").className="tab2_1"
				document.getElementById("c3").style.display="block";
				document.getElementById("tab3").className="tab3"

			}

			
		}