addsymbol.js

用JSP写的一网上书店管理系统. 开源

function check(form1){
if(form1.explain.value=="")
	{alert("请输入站点说明！");
	 form1.explain.focus();
	 return false;
	 }
if((form1.phone.value=="")||(form1.phone.value.length<6)||(form1.phone.value.length>16))
	{alert("电话不对！");
	 form1.phone.focus();
	 return false;
	 }
if(form1.email.value=="")
	{alert("请输入邮箱！");
	 form1.email.focus();
	 return false;
	 }
if(form1.email.value.length!=0)
{
if ((form1.email.value.charAt(0)==".")||(form1.email.value.charAt(0)=="@")||(form1.email.value.indexOf('@', 0) == -1 )||(
form1.email.value.indexOf('.', 0) == -1 )||(form1.email.value.lastIndexOf("@")==form1.email.value.length-1 )||(form1.email.value.lastIndexOf(".")==form1.email.value.length-1))
	{alert("邮箱格式不对！");
	form1.email.focus();
	return false;
	}
}
if(form1.copyright.value=="")
	{alert("请输入版权！");
	 form1.copyright.focus();
	 return false;
	 }
if(form1.other.value=="")
	{alert("请输入其他联系方式！");
	 form1.other.focus();
	 return false;
	 }
}