javascript html static page parameters_javascript skills

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<script> <br>function getParam() <br>{ <br>urlInfo=window.location.href; //Get the url of the current page <br>intLen=urlInfo.length; //Get the length of the url <br>offset=urlInfo.indexOf("?"); //Set The starting position of the parameter string<br>strKeyValue=urlinfo.substr(offset,len); //Take out the parameter string and you will get a string like "id=1"<br>arrParam=strKeyValue.split("= "); //Split the obtained parameter string according to "="<br>strParamValue=arrParam[1]; //Get the parameter value<br>alert("The parameter value you want to pass is " strParamValue); <br>} <br></script>