<html><head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title>JK:支持民族工业,尽量少买X货</title><script language=javascript >/** * This function is to check if a form (or a container of implements) has been changed. * JK 2004-01-05 * formObj:the checked form * exceptObjName:the name of whitch need not be checked; * For example:isFormChangedFun(document.frm,"ACheckbox,BRadio,CSelect"); */ function isFormChanged(formObj,exceptObjName) { if(formObj==null) formObj=document.forms[0]; if(exceptObjName==null) exceptObjName==""; var selectObjs=formObj.getElementsByTagName("SELECT");//For Select Obj for(var i=0;i<selectObjs.length;i++) { if((selectObjs[i].name=="")||(eval("/(^|,)"+selectObjs[i].name+"(,|$)/g").test(exceptObjName))) continue; for(var j=1;j<selectObjs[i].length;j++) { if(selectObjs[i].options[j].defaultSelected!=selectObjs[i].options[j].selected) return true; } }
二:设置隐藏表单保存原来值
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>JK:支持民族工业,尽量少买X货</title><script language=javascript >/**
* This function is to check if a form (or a container of implements) has been changed.
* JK 2004-01-05
* formObj:the checked form
* exceptObjName:the name of whitch need not be checked;
* For example:isFormChangedFun(document.frm,"ACheckbox,BRadio,CSelect");
*/
function isFormChanged(formObj,exceptObjName)
{
if(formObj==null) formObj=document.forms[0];
if(exceptObjName==null) exceptObjName=="";
var selectObjs=formObj.getElementsByTagName("SELECT");//For Select Obj
for(var i=0;i<selectObjs.length;i++)
{
if((selectObjs[i].name=="")||(eval("/(^|,)"+selectObjs[i].name+"(,|$)/g").test(exceptObjName))) continue;
for(var j=1;j<selectObjs[i].length;j++)
{
if(selectObjs[i].options[j].defaultSelected!=selectObjs[i].options[j].selected)
return true;
}
}
var inputObjs=formObj.getElementsByTagName("INPUT");//For Input Obj
for(var i=0;i<inputObjs.length;i++)
{
if((inputObjs[i].name=="")||(eval("/(^|,)"+inputObjs[i].name+"(,|$)/g").test(exceptObjName))) continue;
if((inputObjs[i].type.toUpperCase()=="TEXT")&&(inputObjs[i].defaultValue!=inputObjs[i].value))
return true;
else if(((inputObjs[i].type.toUpperCase()=="RADIO")||(inputObjs[i].type.toUpperCase()=="CHECKBOX"))
&&(inputObjs[i].defaultChecked!=inputObjs[i].checked))
return true;
}
var textareaObjs=formObj.getElementsByTagName("TEXTAREA");//For Textarea Obj
for(var i=0;i<textareaObjs.length;i++)
{
if((textareaObjs[i].name=="")||(eval("/(^|,)"+textareaObjs[i].name+"(,|$)/g").test(exceptObjName))) continue;
if(textareaObjs[i].defaultValue!=textareaObjs[i].value)
return true;
}
return false;
}</script>
</head><body >
<table>
<tr>
<td>
<input type=button value="isChanged?" onclick="alert(isFormChanged(this.parentElement.parentElement))">
</td>
<td><input name=aaa></td>
</tr>
<tr>
<td>
<input type=button value="isChanged?" onclick="alert(isFormChanged(this.parentElement.parentElement))">
</td>
<td><input name=aaa></td>
</tr>
<tr>
<td>
<input type=button value="isChanged?" onclick="alert(isFormChanged(this.parentElement.parentElement))">
</td>
<td><input name=aaa></td>
</tr>
</table></body></html>
<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>JK:支持民族工业,尽量少买X货</title></head><body >
<table>
<tr>
<td>
<input type=button value="isChanged?" onclick="alert(this.parentElement.parentElement.all.aaa.value!=this.parentElement.parentElement.all.aaa.defaultValue)">
</td>
<td><input name=aaa></td>
</tr>
<tr>
<td>
<input type=button value="isChanged?" onclick="alert(this.parentElement.parentElement.all.aaa.value!=this.parentElement.parentElement.all.aaa.defaultValue)">
</td>
<td><input name=aaa></td>
</tr>
<tr>
<td>
<input type=button value="isChanged?" onclick="alert(this.parentElement.parentElement.all.aaa.value!=this.parentElement.parentElement.all.aaa.defaultValue)">
</td>
<td><input name=aaa></td>
</tr>
</table></body></html>
20分马上结,再问高手个问题,解决得了再加分如何做到客户来电,通过来电的号码 弹出客户的资料
就是在客户端我们还需要安装哪些软硬件才能解决问题,比如modem,控件 等等