function closeTab(){
	for(var i=0; i < 5; i++){		
		var topTab = "tab"+i;
		var topTabInfo = "tabinfo"+i;
		var topTabObject = document.getElementById(topTab);
		var topTabInfoObject = document.getElementById(topTabInfo);
		
		if (topTabObject && topTabInfoObject){
			topTabObject.className = "";
			topTabInfoObject.style.display = "none";
		}
	}
}

function throwContent(tabnum){
		closeTab();
	
		var topTab = "tab"+tabnum;
		var topTabInfo = "tabinfo"+tabnum;
		var topActiveTabObject = document.getElementById(topTab);
		var topTabInfoObject = document.getElementById(topTabInfo);
		
		if(topActiveTabObject && topTabInfoObject){
			topActiveTabObject.className = "active";
			topTabInfoObject.style.display = "block";
		}
}