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JavaScript to obtain webpage Parameter System

Source: Internet
Author: User
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<Script language = "JavaScript">
<! --
Function get_url ()
{
VaR src = Window. Location. href;
VaR I = SRC. substr (SRC. indexof ("? U = ") + 3). length;
VaR T = SRC. indexof ("? U = ");
// Alert (SRC );
If (0> = T) Return "";
If (I = SRC. Length) Return-1;
VaR url = SRC. substr (SRC. indexof ("? U = ") + 3 );
// Alert (URL );
Return URL;
}

Function go (URL ){
// Alert (URL );
Document. Write ('<HTML> ');
Document. Write ('Document. Write ('<title> www.jb51.net-' + URL + '</title> ');
Document. Write ('<meta http-equiv = "Content-Type" content = "text/html; charset = gb2312"> ');
Document. Write ('

Document. Write ('<frameset rows = "30, *" frameborder = "no" border = "0" frameborder = "0" framespacing = "0"> ');
Document. Write ('<frame scrolling = "no" noresize src = "http://img.jb51.net/api/tuijie/tuijie.htm? U = '+ URL +' "> ');
Document. Write ('<frame name = "www.jb51.net" src = "' + URL + '"> ');
Document. Write ('</frameset> ');
Document. Write ('}

Go (get_url ());

// -->
Self. Status = "jb51.net ";
</SCRIPT>

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