// Copyright 2001 Idocs.com      
// Distribute this script freely, but keep this notice in place

// backlink object initializer
function backlink() {
    this.text = 'Go Back';
    this.type = 'link';
    this.write = backlink_write;
    this.form = true;
}


// write method
function backlink_write() {
    if (!window.history) return;
    if (window.history.length == 0) return;

    this.type = this.type.toLowerCase();
    if (this.type == 'button') {
        if (this.form)
            document.write('<FORM>');
        document.write('<INPUT TYPE=BUTTON onClick="history.back(-1)" VALUE="', this.text, '"');
        if (this.otheratts) document.write(' ', this.otheratts);
        document.write('>');
        if (this.form) document.write('<\/FORM>');
    } else {
        document.write('<A HREF="javascript:history.back(-1)"');
        if (this.otheratts)
            document.write(' ', this.otheratts);
        document.write('>');
        if (this.type == 'image' || this.type == 'img') {
            document.write('<img SRC="', this.src, '" ALT="', this.text, '"');
            if (this.width) document.write(' WIDTH=', this.width);
            if (this.height) document.write(' HEIGHT=', this.height);
            if (this.otherimgatts) document.write(' ', this.otherimgatts);
            document.write(' BORDER=0 />');
        }
        else
            document.write(this.text);
        document.write('<\/A>');
    }
}