// JavaScript Document
status="欢迎您访问天津市完美科技发展有限公司";

function checkchar(theelement)
{//含有非法字符 返回 false
   text="1234567890";
   for(i=0;i<=theelement.length-1;i++)
   {
      char1=theelement.charAt(i);
      index=text.indexOf(char1);
      if(index==-1)
      {
        return false; 
      }
   }
   return true;
}

function Checkdoor(){
	if(form.number1.value==""){
		alert("请输入您要查询的防伪号码！");
		form.number1.focus();
	 	return false;
	}else if(form.number1.value.length < 4){
		alert("第一个输入框位数不够，少于4位编码！");
		form.number1.focus();
		return false;
	}else if(checkchar(form.number1.value)!=true){
		alert("第一个输入框含有非法字符,请修改!");
		form.number1.focus();
		return false;
	}else if(form.number2.value.length < 4){
		alert("第二个输入框位数不够，少于4位编码！");
		form.number2.focus();
		return false;
	}else if(checkchar(form.number2.value)!=true){
		alert("第二个输入框含有非法字符,请修改!");
		form.number2.focus();
		return false;
	}else if(form.number3.value.length < 4){
		alert("第三个输入框位数不够，少于4位编码！");
		form.number3.focus();
		return false;
	}else if(checkchar(form.number3.value)!=true){
		alert("第三个输入框含有非法字符,请修改!");
		form.number3.focus();
		return false;
	}else if(checkchar(form.number4.value)!=true){
		alert("第四个输入框含有非法字符,请修改!");
		form.number4.focus();
		return false;
	}else
		return true;
}


function fixPNG(myImage)
{
	var arVersion = navigator.appVersion.split("MSIE");
	var version = parseFloat(arVersion[1]);
	if((version >= 5.5) && (version < 7) && (document.body.filters))
	{
		var imgID = (myImage.id) ? "id='" + myImage.id + "' " : "";
		var imgClass = (myImage.className) ? "class='" + myImage.className + "' " : "";
		var imgTitle = (myImage.title) ? "title='" + myImage.title  + "' " : "title='" + myImage.alt + "' ";
		var imgStyle = "display:inline-block;" + myImage.style.cssText;
		var strNewHTML = "<span " + imgID + imgClass + imgTitle + " style=\"" + "width:" + myImage.width + "px; height:" + myImage.height + "px;" + imgStyle + ";" + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader" + "(src=\'" + myImage.src + "\', sizingMethod='scale');\"></span>";
		myImage.outerHTML = strNewHTML;
	}
} 

function InitAjax()
{
　var ajax=false; 
　try { 
　　ajax = new ActiveXObject("Msxml2.XMLHTTP"); 
　} catch (e) { 
　　try { 
　　　ajax = new ActiveXObject("Microsoft.XMLHTTP"); 
　　} catch (E) { 
　　　ajax = false; 
　　} 
　}
　if (!ajax && typeof XMLHttpRequest!='undefined') { 
　　ajax = new XMLHttpRequest(); 
　} 
　return ajax;
}



function apc(http,sn)
{
　var url = http;

　var show = document.getElementById(sn); 

　var ajax = InitAjax();

　ajax.open("GET", url, true); 

　ajax.onreadystatechange = function() { 
　　if (ajax.readyState == 4 && ajax.status == 200) { 

　　　show.innerHTML = ajax.responseText; 

　　}
}
ajax.send(null); 
}