// JavaScript Document

function BrowserCheck() {   
	var b = navigator.appName
	if (b=="Netscape") this.b = "ns"
	else if (b=="Microsoft Internet Explorer") this.b = "ie"
	else this.b = b
	this.version = navigator.appVersion
	this.v = parseInt(this.version)
	this.ns = (this.b=="ns" && this.v>=4)
	this.ns4 = (this.b=="ns" && this.v==4)
	this.ns5 = (this.b=="ns" && this.v==5)
	this.ns6 = (this.b=="ns" && this.v==6)
	this.ie = (this.b=="ie" && this.v>=4)
	this.ie4 = (this.version.indexOf('MSIE 4')>0)
	this.ie5 = (this.version.indexOf('MSIE 5')>0)
	this.min = (this.ns||this.ie)
}//endfunction
is = new BrowserCheck();

function redirect($s){
	self.location.href=$s;
}//end function

function open_childwin($url, $w, $h){
	$t = (screen.height / 2) - ($h / 2);
	$l = (screen.width / 2) - ($w / 2);
	if (is.ie)
		$childwin = showModalDialog($url, 'dialogHeight:'+$h+'px; dialogWidth:'+$w+'px; resizable:no; status:no');
	else
		$childwin = window.open($url, "subWindow", "status=no, modal=yes, scrollbars=yes,top="+$t+"px,left="+$l+"px,height="+$h+",width="+$w);
}//end function

function submit_enter(evt, frm, el) {
	evt = (evt) ? evt : event;
	var charCode = (evt.charCode) ? evt.charCode :
		((evt.which) ? evt.which : evt.keyCode);
	if (charCode == 13 || charCode == 3) {
		
		frm.pass.value = hex_md5(el.value);
		frm.submit();
		return false;
	}//endif
	return true;
}//endfunction

// Global lookup arrays for base64 conversions
var enc64List, dec64List;
   
// Load the lookup arrays once
function initBase64( ) {
    enc64List = new Array( );
    dec64List = new Array( );
    var i;
    for (i = 0; i < 26; i++) {
        enc64List[enc64List.length] = String.fromCharCode(65 + i);
    }
    for (i = 0; i < 26; i++) {
        enc64List[enc64List.length] = String.fromCharCode(97 + i);
    }
    for (i = 0; i < 10; i++) {
        enc64List[enc64List.length] = String.fromCharCode(48 + i);
    }
    enc64List[enc64List.length] = "+";
    enc64List[enc64List.length] = "/";
    for (i = 0; i < 128; i++) {
        dec64List[dec64List.length] = -1;
    }
    for (i = 0; i < 64; i++) {
        dec64List[enc64List[i].charCodeAt(0)] = i;
    }
}
   
// Encode a string
function base64Encode(str) {
    var c, d, e, end = 0;
    var u, v, w, x;
    var ptr = -1;
    var input = str.split("");
    var output = "";
    while(end == 0) {
        c = (typeof input[++ptr] != "undefined") ? input[ptr].charCodeAt(0) : 
            ((end = 1) ? 0 : 0);
        d = (typeof input[++ptr] != "undefined") ? input[ptr].charCodeAt(0) : 
            ((end += 1) ? 0 : 0);
        e = (typeof input[++ptr] != "undefined") ? input[ptr].charCodeAt(0) : 
            ((end += 1) ? 0 : 0);
        u = enc64List[c >> 2];
        v = enc64List[(0x00000003 & c) << 4 | d >> 4];
        w = enc64List[(0x0000000F & d) << 2 | e >> 6];
        x = enc64List[e & 0x0000003F];
        
        // handle padding to even out unevenly divisible string lengths
        if (end >= 1) {x = "=";}
        if (end == 2) {w = "=";}
        if (end < 3) {output += u + v + w + x;}
    }
    // format for 76-character line lengths per RFC
    var formattedOutput = "";
    var lineLength = 76;
    while (output.length > lineLength) {
        formattedOutput += output.substring(0, lineLength) + "\n";
        output = output.substring(lineLength);
    }
    formattedOutput += output;
    return formattedOutput;
}
   
// Decode a string
function base64Decode(str) {
    var c=0, d=0, e=0, f=0, i=0, n=0;
    var input = str.split("");
    var output = "";
    var ptr = 0;
    do {
        f = input[ptr++].charCodeAt(0);
        i = dec64List[f];
        if ( f >= 0 && f < 128 && i != -1 ) {
            if ( n % 4 == 0 ) {
                c = i << 2;
            } else if ( n % 4 == 1 ) {
                c = c | ( i >> 4 );
                d = ( i & 0x0000000F ) << 4;
            } else if ( n % 4 == 2 ) {
                d = d | ( i >> 2 );
                e = ( i & 0x00000003 ) << 6;
            } else {
                e = e | i;
            }
            n++;
            if ( n % 4 == 0 ) {
                output += String.fromCharCode(c) + 
                          String.fromCharCode(d) + 
                          String.fromCharCode(e);
            }
        }
    } while (typeof input[ptr] != "undefined");
    output += (n % 4 == 3) ? String.fromCharCode(c) + String.fromCharCode(d) : 
              ((n % 4 == 2) ? String.fromCharCode(c) : "");
    return output;
}
   
// Self-initialize the global variables
initBase64( );