function delayedSwitch1(){
	timeID1 = setTimeout("tabSwitch('tab1')",300);
}
function delayedSwitch2(){
	timeID2 = setTimeout("tabSwitch('tab2')",300);
}
function delayedSwitch3(){
	timeID3 = setTimeout("tabSwitch('tab3')",300);
}
function delayedSwitch4(){
	timeID4 = setTimeout("tabSwitch('tab4')",300);
}
function tabSwitch(val){
	if(val == "tab1"){
		document.getElementById("tab1").style.display = "block";
		document.getElementById("tab2").style.display = "none";
		document.getElementById("tab3").style.display = "none";
		document.getElementById("tab4").style.display = "none";
	}else if (val == "tab2"){
		document.getElementById("tab1").style.display = "none";
		document.getElementById("tab2").style.display = "block";
		document.getElementById("tab3").style.display = "none";
		document.getElementById("tab4").style.display = "none";
	}else if (val == "tab3"){
		document.getElementById("tab1").style.display = "none";
		document.getElementById("tab2").style.display = "none";
		document.getElementById("tab3").style.display = "block";
		document.getElementById("tab4").style.display = "none";
	}else if (val == "tab4"){
		document.getElementById("tab1").style.display = "none";
		document.getElementById("tab2").style.display = "none";
		document.getElementById("tab3").style.display = "none";
		document.getElementById("tab4").style.display = "block";
	}
}