String.prototype.trim = function() {
	return this.replace(/(^\s*)|(\s*$)/g, "");
}
function checkUser() {
	var usercode = document.formlogin.usercode.value;
	if (13 == event.keyCode) {
		if (usercode == "" || usercode == null) {
			alert("请输入用户名");
			return;
		}
	}
}
function checkPwd() {
	if (13 == event.keyCode) {
		if ("" == formlogin.userpwd.value.trim()) {
			alert("请输入用户密码");
			return;
		}
		formlogin.submit();
	}
}

function clickLogin() {
	var usercode = document.formlogin.usercode.value;
	if (usercode == "" || usercode == null) {
		alert("请输入用户名");
		return false;
	}
	var userpwd = document.formlogin.userpwd.value;
	if (userpwd == "" || userpwd == null) {
		alert("请输入用户密码");
		return;
	}
	var usercode = document.formlogin.usercode.value.trim();
	document.formmarket.usercode.value = document.formlogin.usercode.value.trim();
	document.formmarket.userpwd.value = document.formlogin.userpwd.value.trim();
	document.formmarket.ckcode.value = document.formlogin.ckcode.value.trim();
	var ckcode=document.formlogin.ckcode.value
	if (ckcode == "" || ckcode == null) {
		alert("请输入验证码！");
		return;
	}
	document.formmarket.submit();
}

function Openpsau() {
	var urlStr = "/inc/inspsau.jsp";
	var w = openModal(urlStr, 300, 150);
	if (w != null || w != undefined) {

		if (w[0] != "") {
			return true; // 已输入ukey密码
		} else {
			return false;
		}

	} else {
		return false;
	}
}


///////////搜索关键字
function searchInfo(){
  var key=document.getElementById("word").value;
  var type=document.getElementById("s_type").value;
  if(key==""||key=="请输入您需要的关键字..."){
	    alert("请输入正确的关键字！");
	    return false;
  }
  window.location.href("/info/searchIndex.jsp?key="+key+"&type="+type); 
}

function setSType(val){
	document.getElementById("s_type").value=val;
}

function checkKeyWord(key){
  if(key==""||key==null){
	  document.getElementById("word").value='请输入您需要的关键字...';
  }
}
  function changeCode()
  {
    document.getElementById("rc").src="/checkImage";
   }