function tabtoggle(id)
	{
		if(id==1){
					document.getElementById("tab1").style.display = "block";
					document.getElementById("tab2").style.display = "none";
					document.getElementById("tab3").style.display = "none";
					document.getElementById("tabmenu1").className = "tablink_selected";
					document.getElementById("tabmenu2").className = "tablink";
					document.getElementById("tabmenu3").className = "tablink";
					}
					
		if(id==2){
					document.getElementById("tab2").style.display = "block";
					document.getElementById("tab1").style.display = "none";
					document.getElementById("tab3").style.display = "none";
					document.getElementById("tabmenu2").className = "tablink_selected";
					document.getElementById("tabmenu1").className = "tablink";
					document.getElementById("tabmenu3").className = "tablink";
					}
		if(id==3){
					document.getElementById("tab3").style.display = "block";
					document.getElementById("tab2").style.display = "none";
					document.getElementById("tab1").style.display = "none";
					document.getElementById("tabmenu3").className = "tablink_selected";
					document.getElementById("tabmenu2").className = "tablink";
					document.getElementById("tabmenu1").className = "tablink";
					}

	}