// 切换图片
function jSwapImg(id, imgpath) {
	document.getElementById(id).src=imgpath;
}
// 二级菜单的伸缩
function TurnObj(objId)
{
	if (objId.style.display=="none") 
		objId.style.display="";
	else
		objId.style.display="none";
}
function Turnit(ss)
{
	if (ss.style.display=="none") 
		ss.style.display="";
	else
		ss.style.display="none";
}

function jOpenWindow(url,w,h,r) {
	if (!w) var w = 700;
	w += 38;
	if (!h) h = 510;
	if (!r) r = "no";
	window.open(url,'opWindow','width='+w+',height='+h+',resizable='+r+',scrollbars=yes,top=0');
}

// 二级菜单显示/消失
function SubMenuShow(ObjID) {
	if(document.getElementById("subMenu"+ObjID)) {	document.getElementById("subMenu"+ObjID).style.visibility='visible'; }
	if(document.getElementById("mTD"+ObjID)) {  document.getElementById("mTD"+ObjID).style.background="url(img/menu.gif)"; }
}
function SubMenuHide(ObjID) {
	if(document.getElementById("subMenu"+ObjID)) {	document.getElementById("subMenu"+ObjID).style.visibility='hidden'; }
	if(document.getElementById("mTD"+ObjID)) {  document.getElementById("mTD"+ObjID).style.background=""; }
}
/* -------------------------------------------------------------------------------------------------- */

/* 页面底部 */
function jB() {
reval  = "";
reval += " <table width=\"996\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\">";
reval += " <tr>";
reval += " <td height=\"20\">&nbsp;</td>";
reval += "</tr>";
reval += " <tr>";
reval += " <td height=\"25\" bgcolor=\"C0CBD1\"valign=\"middle\"><img src=\"img/copyright.gif\" width=\"376\" height=\"15\"></td>";
reval += " </tr>";
reval += "</table>";
document.write(reval);
}


function isValidEmail(email){
	var reEmail = /^(?:\w+\.?)*\w+@(?:\w+\.?)*\w+$/;
	return reEmail.test(email);
}