function shownMenu(showId){    
    for(var i = 0; i < 3; i++){

		document.getElementById("menuClass" + i).className  = "";
		document.getElementById("seach" + i).style.display="none";
	}

	document.getElementById("menuClass" + showId).className  = "subMenuc";
	document.getElementById("seach" + showId).style.display="";
}

function shownch(showId){    
    for(var i = 0; i < 3; i++){
		document.getElementById("ch" + i).style.display="none";
	}

	document.getElementById("ch" + showId).style.display="";
}



function change(a){
 var xxx = document.getElementById("hello");
 var divArray = hello.getElementsByTagName("div");
 for (var i=0;i<divArray.length;i++) {
  if (divArray[i].id == a) {
   divArray[i].style.display='';
  }else {
   divArray[i].style.display='none';
  }
 }
}



function displaysearch(){
 if(document.getElementById("mainsearch").style.display=="none"){
  document.getElementById("mainsearch").style.display="";
  document.getElementById("mainsearchh").style.display="";
 // document.getElementById("allsearch").style.display="none";
  document.getElementById("displayimg").src='../images/a2.gif';
 }else{
  document.getElementById("mainsearch").style.display="none";
  document.getElementById("mainsearchh").style.display="none";
//  document.getElementById("allsearch").style.display="";
  document.getElementById("displayimg").src='../images/a1.gif';
 }
}

function dispaaa(){
 if(document.getElementById("aaa1").style.display=="none"){
  document.getElementById("aaa1").style.display="";
  document.getElementById("aaa2").style.display="";
  document.getElementById("aaa3").style.display="";
 // document.getElementById("allsearch").style.display="none";
  document.getElementById("daaa2").src='../images/a2.gif';
 }else{
  document.getElementById("aaa1").style.display="none";
  document.getElementById("aaa2").style.display="none";
  document.getElementById("aaa3").style.display="none";
//  document.getElementById("allsearch").style.display="";
  document.getElementById("daaa2").src='../images/a1.gif';
 }
}

function display(){
 if(document.getElementById("mtd").style.display=="none"){
  document.getElementById("mtd").style.display="";
 }else{
  document.getElementById("mtd").style.display="none";

 }
}


function displ(){
  document.getElementById("pthk").style.display="none";
  document.getElementById("pdf").style.display="";

 }
 function dispk(){
  document.getElementById("pthk").style.display="";
  document.getElementById("pdf").style.display="none";

 }

function addd() {
	
	  var numbercount=document.getElementsByName("numbercount")[0].value;
	  if(numbercount==""||isNaN(numbercount)){
			alert("请输入预报人数，格式为纯数字 ");
		     document.getElementsByName("numbercount")[0].focus();
		   return false;
		}
	var clientname=document.getElementsByName("clientname")[0].value;
	  if(document.getElementsByName("clientname")[0].value.replace(/^\s*(.*?)[\s\n]*$/g, '$1')==""){
		   alert("请输入联系人！");
		  document.getElementsByName("clientname")[0].focus();
		   return false;
	  }
	  
	  var mob=document.getElementsByName("mobile")[0].value;
	if (mob!=""){   
		var filter=/^13{1}[0-9]{9}$/;
	    if (!filter.test(mob)){
	    	alert("请正确的手机号码！");
	    	return false;
	    }
	}
		
	  if(document.getElementsByName("email")[0].value!=""){
		  	var regu	= "^(([0-9a-zA-Z]+)|([0-9a-zA-Z]+[_.0-9a-zA-Z-]*[0-9a-zA-Z]+))@([a-zA-Z0-9-]+[.])+([a-zA-Z]+)$"
	    	var patrn = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
			if (!patrn.test(document.getElementsByName("email")[0].value)){
				alert("格式错误的email !");
				document.getElementsByName("email")[0].focus();
				return false; 
			}
      }
	document.forms["orderform"].submit();
}