// JavaScript Document
function CheckZb(){
	var province = document.getElementById("province");
	var city = document.getElementById("city");
	var title = document.getElementById("title");
	var sendCompany = document.getElementById("sendCompany");
	var ysje = document.getElementById("ysje");
	var zsmj = document.getElementById("zsmj");
	var reNum = /^[-]?(\d+\.?\d*|\.\d+)$/;
	var reJion = document.getElementById("username");
	var tel = document.getElementById("tel");
	
	
	if(province.value == ""){
		alert("所在区域省份不正确.");
		province.focus();
		return false;
		}
		
	if(city.value == ""){
		alert("所在区域城市不正确.");
		city.focus();
		return false;
		}
		
	if(title.value == ""){
		alert("工程名称不能为空.");
		title.focus();
		return false;
		}
	
	if(sendCompany.value == ""){
		alert("招标单位不能为空.");	
		sendCompany.focus();
		return false;
	}
	
	if(!reNum.test(ysje.value)){
			alert("预算金额格式不正确.");
			ysje.value = "";
			ysje.focus();
			return false;
		}else if(parseInt(ysje.value) <= 0){
			alert("预算金额必须大于0.");
			ysje.value = "";
			ysje.focus();
			return false;
		}else{
			Ys = parseInt(ysje.value);
			//MinYs = Mj * 0.04;
			//MaxYs = Mj * 0.2;
			MinYs = 1;
			MaxYs = 9999;
			if(Ys < MinYs || Ys > MaxYs)
			{
				//alert("您输入的预算金额不再范围之内.应该在　"+ MinYs +"　到　"+ MaxYs +"　之间");
				alert("您输入的预算金额不再范围之内.");
				ysje.value = "";
				ysje.focus();
				return false;
			}
		}
		
		if(!reNum.test(zsmj.value))
		{
			alert("装饰面积格式不正确.");
			zsmj.value = "";
			zsmj.focus();
			return false;
		} else if (parseInt(zsmj.value) < 1 || parseInt(zsmj.value) > 9999){
			alert("装饰面积必须在1 - 9999之间");
			zsmj.value = "";
			zsmj.focus();
			return false;
		}
		
		if(reJion.value == ""){
			alert("联系人不可为空.");
			reJion.focus();
			return false;
		}
		
		if(tel.value == ""){
			alert("联系电话不可为空.");
			reJion.focus();
			return false;
		}
return true;
}
function formInit(){
	var ysje = document.getElementById("ysje");
	var ysjeInit;
	ysjeInit = "输入预算金额";
	ysje.value = ysjeInit;
	ysje.onfocus = function(){
		if(this.value == ysjeInit){
			this.value = "";
		}
	}
	ysje.onblur = function(){
		if(this.value == ""){
			this.value = ysjeInit;
		}
	}
	
	var zsmj = document.getElementById("zsmj");
	zsmj.value = "输入装饰面积";
	zsmj.onfocus = function()
	{
		if(this.value == "输入装饰面积")
		{
			this.value = "";
		}
	}
	zsmj.onblur = function()
	{
		if(this.value == "")
		{
			this.value = "输入装饰面积";
		}
	}
}
function formSubmit(){
	var oSubmit = document.getElementById("submit");
	oSubmit.onclick = function(){
	return CheckZb();
	}
}
window.onload = function(){
	formInit();
	formSubmit();
}