// JavaScript Document
function checkdata1() {
if( isNumberString(addform1.username.value,"1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_@.-")!=1 || addform1.username.value.length<4 || addform1.username.value.length>50) {
alert("\出错，下面是产生错误的可能原因：\n\n·用户名必须是4-50位的数字、英文或下划线")
return false;
}
if( isNumberString(addform1.password.value,"1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")!=1 || addform1.password.value.length<4 || addform1.password.value.length>50) {
alert("\出错，下面是产生错误的可能原因：\n\n·密码必须是4-50位的数字、英文组成")
return false;
}
return true;
}
function isNumberString (InString,RefString)
{
if(InString.length==0) return (false);
for (Count=0; Count < InString.length; Count++)  {
	TempChar= InString.substring (Count, Count+1);
	if (RefString.indexOf (TempChar, 0)==-1)  
	return (false);
}
return (true);
}

function checkSearch(n) {
	var keyword = document.getElementById("xinghao")
	if (n == 0 && keyword.value == "请输入型号"){keyword.value="";keyword.style.cssText = "color:#666;height:19px;"}
	if (n == 1 && keyword.value == ""){keyword.value = "请输入型号";keyword.style.cssText = "color:#666;height:19px;"}
}
//

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