function browser_name() {
		var browser_name = navigator.appName;
		return browser_name;
	}

	function browser_version() {
		var browser_version = parseFloat(navigator.appVersion);
		return browser_version;
	}

	function browser_os() {
		if(navigator.appVersion.indexOf("Win95") > 0) return "WIN95";
		else if(navigator.appVersion.indexOf("Win16") > 0) return "WIN31";
		else if(navigator.appVersion.indexOf("WinNT") > 0) return "NT";
		else if(navigator.appVersion.indexOf("Mac") > 0) return "MAC";
		else if(navigator.appVersion.indexOf("UNIX") > 0) return "UNIX";
		else return "UNKNOWN";
	}

var browserOk = false;

if (browser_name() == "Netscape" && browser_version() >= 3.0) browserOk = true;
else if (browser_name() == "Microsoft Internet Explorer" && browser_version() >= 3.0) browserOk = true;

function img_chg(text, titlename, onoff) 
{

 if (browserOk == true) {
		if (onoff == "on") {
			document[titlename].src = "images/link_" + titlename + "_on.gif"
			document["side_text"].src = "images/text_" + titlename + ".gif"
		}
		else
		{
			document[titlename].src = "images/link_" + titlename + "_off.gif";
			document["side_text"].src = "images/text_" + text + ".gif"
		}
	}
}

function chg_button(titlename, onoff) 
{

 if (browserOk == true) {
		if (onoff == "on") {
			document[titlename].src = "/images/button_" + titlename + "_on.gif"
		}
		else
		{
			document[titlename].src = "/images/button_" + titlename + "_off.gif";
		}
	}
}

function makeArray(n){
  this.length = n;
  for (i=1;i<=n;i++){
    this[i]=0;
  }
  return this;
}

function displayDate() {
  var this_month = new makeArray(12);
    this_month[0]  = "January";
    this_month[1]  = "February";
    this_month[2]  = "March";
    this_month[3]  = "April";
    this_month[4]  = "May";
    this_month[5]  = "June";
    this_month[6]  = "July";
    this_month[7]  = "August";
    this_month[8]  = "September";
    this_month[9]  = "October";
    this_month[10] = "November";
    this_month[11] = "December";
  var today = new Date();
  var day   = today.getDate();
  var month = today.getMonth();
  var year  = today.getFullYear();
  document.write(this_month[month]+" "+day+", "+year);
}

function open_360_vert (id,mvrfile) {
	new_window = window.open ("360_vert.asp?"+mvrfile,"me","width=290,height=450,toolbar=no,location=no,scrollbars=no,directories=no,menubar=no,resizable=no");


}

function open_360_hori (id,mvrfile) {
	new_window = window.open ("360_hori.asp?"+mvrfile,"me","width=400,height=340,toolbar=no,location=no,scrollbars=no,directories=no,menubar=no,resizable=no");


}

function open_window(url,window_name,properties) {
	new_window = window.open (url,window_name,properties);
}

function open_imageview (id,width,height,imagefile) {

	date = new Date();
	counter=Math.floor((date.getSeconds()/60)*10000);

	new_window = window.open ("imageview.asp?"+imagefile,"i"+id+"i","width="+width+",height="+height+",toolbar=no,location=no,scrollbars=yes,directories=no,menubar=no,resizable=yes");
}

function open_fotoreal (id,foto_size,foto_size_width,foto_size_height) {

	date = new Date();
	counter=Math.floor((date.getSeconds()/60)*10000);

	new_window = window.open ("/artwork_photos/fotoreal/fotoreal.asp?item_id="+id+"&foto_size="+foto_size+"&foto_size_width="+foto_size_width+"&foto_size_height="+foto_size_height,"f"+counter+"f","width="+(foto_size_width-0+60)+",height="+(foto_size_height-0+60)+",toolbar=no,location=no,scrollbars=no,directories=no,menubar=no,resizable=no");
}

function open_imagezoom (id,width,height,imagefile) {
	new_window = window.open ("imagezoom.asp?http://www.abstractearth.com"+imagefile,id,"width="+width+",height="+height+",toolbar=no,location=no,scrollbars=no,directories=no,menubar=no,resizable=no");
}

function open_roomview (id,width,height,imagefile) {

	date = new Date();
	counter=Math.floor((date.getSeconds()/60)*10000);

	new_window = window.open ("studio.asp?id="+imagefile,"v"+counter+"v","width="+width+",height="+height+",toolbar=no,location=no,scrollbars=yes,directories=no,menubar=no,resizable=no");
}

function open_printview (id,image_path,art_width,wall_width,art_top,art_left) {

	date = new Date();
	counter=Math.floor((date.getSeconds()/60)*10000);
	new_window = window.open ("studio_print.asp?id="+id+"&image_path="+image_path+"&art_width="+art_width+"&wall_width="+wall_width+"&art_top="+art_top+"&art_left="+art_left,"s"+counter+"s","width=720,height=500,toolbar=no,location=no,scrollbars=yes,directories=no,menubar=no,resizable=no");
}

function getParm(string,parm) {
    // returns value of parm from string
    var startPos = string.indexOf(parm + "=");
    if (startPos > -1) {
        startPos = startPos + parm.length + 1;
        var endPos = string.indexOf("&",startPos);
        if (endPos == -1)
            endPos = string.length;
        return unescape(string.substring(startPos,endPos));
    }
    return '';
}

function insert_topimage () {


	var topimage = new Array(); 
		
// Begin topimage Definitions

	counter = 0;

	topimage[counter] = "topjonpaper2.jpg";
	counter++;

	topimage[counter] = "toplexis.jpg";
	counter++;

	topimage[counter] = "topmaryimj.jpg";
	counter++;

	topimage[counter] = "topmarylink.jpg";
	counter++;

	topimage[counter] = "topreza.jpg";
	counter++;

	topimage[counter] = "topwhaling.jpg";
	counter++;

	topimage[counter] = "topyellowpaint.jpg";
	counter++;

	topimage[counter] = "topone.jpg";
	counter++;

	topimage[counter] = "toptwo.jpg";
	counter++;

	topimage[counter] = "topthree.jpg";
	counter++;

	topimage[counter] = "topfour.jpg";
	counter++;

	topimage[counter] = "topfive.jpg";
	counter++;

	topimage[counter] = "topsix.jpg";
	counter++;

	topimage[counter] = "topseven.jpg";
	counter++;

	topimage[counter] = "topeight.jpg";
	counter++;

	topimage[counter] = "topjames.jpg";
	counter++;

	topimage[counter] = "topne.jpg";
	counter++;

	topimage[counter] = "topfranck.jpg";
	counter++;

	topimage[counter] = "topjoseph.jpg";
	counter++;

	topimage[counter] = "toplidia.jpg";
	counter++;

	topimage[counter] = "topyehan.jpg";
	counter++;

	topimage[counter] = "topcorbit.jpg";
	counter++;

	topimage[counter] = "topheidman.jpg";
	counter++;

	topimage[counter] = "tophorne2.jpg";
	counter++;

	topimage[counter] = "topjavaheri.jpg";
	counter++;

	topimage[counter] = "topriker.jpg";
	counter++;

	topimage[counter] = "toptheis.jpg";
	counter++;

	topimage[counter] = "topAshkenasi.jpg";
	counter++;
	
	topimage[counter] = "toptheis.jpg";
	counter++;
		
	topimage[counter] = "topZBlekiewicz.jpg";
	counter++;
	
	topimage[counter] = "topCarbone.jpg";
	counter++;
	
	topimage[counter] = "topDumitriu.jpg";
	counter++;

	topimage[counter] = "topCHeidman.jpg";
	counter++;
	
	topimage[counter] = "topIssaly.jpg";
	counter++;
	
	topimage[counter] = "topLee.jpg";
	counter++;
	
	topimage[counter] = "topMaitre.jpg";
	counter++;
	
	topimage[counter] = "topMiller.jpg";
	counter++;

	topimage[counter] = "topMills.jpg";
	counter++;	
	
	topimage[counter] = "topNolan.jpg";
	counter++;

	topimage[counter] = "topNorris.jpg";
	counter++;

	topimage[counter] = "topRicker.jpg";
	counter++;
	
	topimage[counter] = "topSummanen.jpg";
	counter++;

// End topimage Definitions

	date = new Date();
	pick_image=Math.floor((date.getSeconds()/60)*topimage.length);

	document.write("<img border='0' src='/topimages/" + topimage[pick_image] + "'>");

}

function insert_image_3D () {

	var image_3D = new Array(); 
	var image_id = new Array(); 
	var name_first = new Array(); 
	var name_last = new Array(); 

	counter = 0;

	image_3D[counter] = "image_3D_2.jpg";
	image_id[counter] = 2;
	name_first[counter] = "Maureen"
	name_last[counter] = "Gray"
	counter++;

	image_3D[counter] = "image_3D_10.jpg";
	image_id[counter] = 10;
	name_first[counter] = "Jon"
	name_last[counter] = "Wahling"
	counter++;

	image_3D[counter] = "image_3D_3.jpg";
	image_id[counter] = 3;
	name_first[counter] = "Maureen"
	name_last[counter] = "Gray"
	counter++;

	image_3D[counter] = "image_3D_611.jpg";
	image_id[counter] = 611;
	name_first[counter] = "Jeff"
	name_last[counter] = "Hersey"
	counter++;

	image_3D[counter] = "image_3D_102.jpg";
	image_id[counter] = 102;
	name_first[counter] = "Ann"
	name_last[counter] = "Silverman"
	counter++;

	image_3D[counter] = "image_3D_669.jpg";
	image_id[counter] = 669;
	name_first[counter] = "Dan"
	name_last[counter] = "Bergman"
	counter++;

	image_3D[counter] = "image_3D_148.jpg";
	image_id[counter] = 148;
	name_first[counter] = "Paul"
	name_last[counter] = "Olson"
	counter++;

	image_3D[counter] = "image_3D_591.jpg";
	image_id[counter] = 591;
	name_first[counter] = "Ann"
	name_last[counter] = "Silverman"
	counter++;


	image_3D[counter] = "image_3D_334.jpg";
	image_id[counter] = 334;
	name_first[counter] = "Denise"
	name_last[counter] = "Romecki"
	counter++;
	
	image_3D[counter] = "image_3D_686.jpg";
	image_id[counter] = 686;
	name_first[counter] = "Robert"
	name_last[counter] = "Levin"
	counter++;



	

	date = new Date();
	pick_image=Math.floor((date.getSeconds()/60)*image_3D.length);

	document.write("<a href='http://www.abstractearth.com/viewitem.asp?item_id=" + image_id[pick_image] + "'><img border='0' src='artwork_photos/image_3d/" + image_3D[pick_image] + "'></a>");
	document.write("<table border='0' cellpadding='0' cellspacing='0' bordercolor='#111111' width='100%'><tr><td width='50%'><p align='right'><font size='1' face='Arial'>" + name_first[pick_image] + "<br>" + name_last[pick_image] + "</font></td><td width='50%'>&nbsp;</td></tr></table>");
}

function move_up () {
	document.span_form.move_down.value="false";
	document.span_form.move_left.value="false";
	document.span_form.move_right.value="false";

	if (top_position > 11) {
		top_position = top_position - increment_value;
		overlay.style.top = top_position;
		if (document.span_form.move_up.value=="true") setTimeout('move_up()',100);
	}
	else {
		document.span_form.move_up.value="false";
	}
}

function move_down () {
	document.span_form.move_up.value="false";
	document.span_form.move_left.value="false";
	document.span_form.move_right.value="false";

	if (top_position < 350) {
		top_position = top_position + increment_value;
		overlay.style.top = top_position;
		if (document.span_form.move_down.value=="true") setTimeout('move_down()',100);
	}
	else {
		document.span_form.move_down.value="false";
	}
}

function move_left () {
	document.span_form.move_up.value="false";
	document.span_form.move_down.value="false";
	document.span_form.move_right.value="false";

	if (left_position > 150) {
		left_position = left_position - increment_value;
		overlay.style.left = left_position;
		if (document.span_form.move_left.value=="true") setTimeout('move_left()',100);
	}
	else {
		document.span_form.move_left.value="false";
	}
}

function move_right () {
	document.span_form.move_up.value="false";
	document.span_form.move_down.value="false";
	document.span_form.move_left.value="false";

	if (left_position < 480) {
		left_position = left_position + increment_value;
		overlay.style.left = left_position;
		if (document.span_form.move_right.value=="true") setTimeout('move_right()',100);
	}
	else {
		document.span_form.move_right.value="false";
	}
}