function gradient_gradient_browser() {
	gradient_browser = "unknown";
	gradient_version = 0;
	if (navigator.userAgent.indexOf("Opera") >= 0)
	 gradient_browser = "opera";
	else if (navigator.userAgent.indexOf("obot") >= 0)
	 gradient_browser = "robot";
	else if (navigator.appName.indexOf("etscape") >= 0)
	 gradient_browser = "netscape";
	else if (navigator.appName.indexOf("icrosoft") >= 0)
	 gradient_browser = "msie";
	gradient_version = parseFloat(navigator.appVersion);
	if (isNaN(gradient_version)) gradient_version = 0;
	if ((gradient_browser == "msie")&&(gradient_version == 2)) gradient_version = 3;
	gradient_tohex = new Array(256);
	var hex = "0123456789ABCDEF";
	var count = 0;
	for (var x=0; x<16; x++) {
	 for (var y=0; y<16; y++) {
		gradient_tohex[count] = hex.charAt(x) + hex.charAt(y);
		count++;
	 }
	}
}

function ColorCode(hexcode) {
  if (hexcode.length == 7) {
    this.gradient_r = parseInt(hexcode.substring(1,3),16);
    this.gradient_g = parseInt(hexcode.substring(3,5),16);
    this.gradient_b = parseInt(hexcode.substring(5,7),16);
  }
  else if (hexcode.length == 6) {
    this.gradient_r = parseInt(hexcode.substring(0,2),16);
    this.gradient_g = parseInt(hexcode.substring(2,4),16);
    this.gradient_b = parseInt(hexcode.substring(4,6),16);
  }
  else {
    this.gradient_r = this.gradient_g = this.gradient_b = 0;
  }
}

function ColorList(hexcodes) {
  var i = 0;
  var c = 0;
  this.gradient_codes = new Array(Math.round(hexcodes.length/7));
  while (i < hexcodes.length) {
    if (isNaN(parseInt(hexcodes.substring(i,i+6),16))) ++i;
    else {
      this.gradient_codes[c] = new ColorCode(hexcodes.substring(i,i+6));
      i += 7;
      ++c;
    }
  }
  this.len = c;
}

function interpolate (x1, y1, x3, y3, x2) {
  if (x3 == x1) return y1
  else return (x2-x1)*(y3-y1)/(x3-x1) + y1
}

function lowcolorindex (x, y, z) {
  if (y == 1) return 0
  else return Math.floor( (x*(z-1))/(y-1) )
}

function hicolorindex (x, y, z, low) {
  if ( low*(y-1) == x*(z-1) ) return low
  else if (y == 1) return 0
  else return Math.floor( (x*(z-1))/(y-1) + 1 )
}

function drawGradient() {
	var found = 0;
	var d = document.getElementsByTagName("DIV");
	for (var i = d.length - 1; i >= 0; i--) {
		if (d[i].id == "mygradient") {
			d[i].id = "";
			div = d[i];
			found = 1;
			break;
		}
	}
	if (found == 0) return;
	clr = div.title;
	clr = clr.replace(/\#/g, "");
	clr = clr.replace(/[ ]+/g, " ");
	clr += "      ";
	clr = clr.split(" ");
	gradient_gradient_browser();
	gradient_thecolors = "#" + clr[0].substr(0,6);
	gradient_thecolors += "#" + clr[1].substr(0,6);
	gradient_thecolors += "#" + clr[2].substr(0,6);
	gradient_thecolors += "#" + clr[3].substr(0,6);
	gradient_thecolors += "#" + clr[4].substr(0,6);

	var gradient_html = "";
	if (((gradient_browser == "netscape")|