var isClickTab = false;
function clickTab(id) {
	var obj;
	var tmp_id;
	for(i=1; i<=6; i++) {
		tmp_id = "tab_id" + i;
		obj = document.getElementById(tmp_id);
		obj.style.background = "url(image/tab/tab_off.gif)";
	}
	tmp_id = "tab_id" + id;
	obj = document.getElementById(tmp_id);
	obj.style.background = "url(image/tab/tab_on.gif)";
	obj = document.getElementById("tab_iframe");
	var url_id = "http://www.thaiza.com/tab" + id + ".html";
	obj.src = url_id;
};

function clickTab1(id) {
	var obj;
	var tmp_ed;
	for(i=1; i<=6; i++) {
		tmp_ed = "tab_ed" + i;
		obj = document.getElementById(tmp_ed);
		obj.style.background = "url(image/tab/tab_off.gif)";
	}
	tmp_ed = "tab_ed" + id;
	obj = document.getElementById(tmp_ed);
	obj.style.background = "url(image/tab/tab_on.gif)";
	obj = document.getElementById("tabe_iframe");
	var url_id = "tableS" + id + ".php";
	obj.src = url_id;
}