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AJAX applications can only run in web browsers with XML support.
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AJAX Browser Support
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AJAX applications can only run in web browsers with complete XML support.
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Only two web browsers available today - Internet Explorer (IE) and Mozilla Firefox.- have complete enough support for XML to run AJAX applications.
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Since other browsers like Safari and Opera have limited, incomplete or incorrect XML support, this tutorial will focus on IE and Firefox examples.
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The example on the previous page called a function called GetXmlHttpObject.
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The purpose of the function is to solve the problem of creating different XMPHTTP objects for different browsers.
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The function is listed below:
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function GetXmlHttpObject(handler)
{
var objXMLHttp=null
if (window.XMLHttpRequest)
{
objXMLHttp=new XMLHttpRequest()
}
else if (window.ActiveXObject)
{
objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
}
return objXMLHttp
}

 


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The full source code to the example is listed in the next chapter.
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