var oldSel;
var keys = new Array('ss','st', 'sn', 'lc');

function resetSearchForms (sel) {
	
	for(x=0; x<keys.length; x++){
		document.getElementById(keys[x] + 'Search').className = 'hidden';
		document.getElementById(keys[x] + 'Tab').className = 'searchTab';
	}
	
	//选中的
	document.getElementById(sel + 'Search').className = 'searchFields';  //底下的框
	document.getElementById(sel + 'Tab').className = sel+'Tab';          //上面的Tab
	
	switch(sel)
	{
		case 'ss':
			gE('ssSearch').txtChaoJi.focus();
			break;
		case 'st':
			gE('stSearch').txtChuFaZhan.focus();
			break;
		case 'sn':
			gE('snSearch').txtCheZhanMing.focus();
			break;
		case 'lc':
			gE('lcSearch').txtXianLu.focus();
			break;
	}

	oldSel = sel;
}

function updateSearchForms (ob) {
	for(x=0; x<keys.length; x++){
		if (keys[x] != oldSel) {
			document.getElementById(keys[x] + 'Search').q.value = ob.value;
		}
	}
}

function showHideAdv () {
	ob = document.getElementById('deAdv')
	if (ob.style.display == 'none') {
		ob.style.display = 'block';
	} else {
		ob.style.display = 'none';
	}
}