function center(){

	var winW = 630;

	if (parseInt(navigator.appVersion)>3) {
	 if (navigator.appName=="Netscape") {
	  winW = window.innerWidth-20;
	 }
	 if (navigator.appName.indexOf("Microsoft")!=-1) {
	  winW = document.body.offsetWidth-22;
	 }
	}

	var cont = document.getElementById("Table_01");

	if(winW>=800){
		cont.style["left"] = (winW-800)*0.5+"px";
	}
	else{
		cont.style["left"] =0;
	}
};