

<!-- hide JavaScript from non-JavaScript browsers
var agt=navigator.userAgent.toLowerCase();
var is_major = parseInt(navigator.appVersion);
var is_minor = parseFloat(navigator.appVersion);
var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) && (agt.indexOf('webtv')==-1));
var is_nav2 = (is_nav && (is_major == 2));
var is_nav3 = (is_nav && (is_major == 3));
var is_badnav4 = (is_nav && (parseFloat(navigator.appVersion) == 4.02));
var is_oldnav4 = (is_nav && (parseFloat(navigator.appVersion) < 4.06));
var is_nav4 = (is_nav && (is_major == 4));
var is_nav4up = (is_nav && (is_major >= 4));
var is_nav6 = (is_nav && (is_major == 5));
var is_nav6up = (is_nav && (is_major >= 5));
var is_ie   = (agt.indexOf("msie") != -1);
var is_ie3  = (is_ie && (is_major < 4));
var is_ie4  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1));
var is_ie4up  = (is_ie  && (is_major >= 4));
var is_ie5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1));
var is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
var is_aol   = (agt.indexOf("aol") != -1);
var is_aol3  = (is_aol && is_ie3);
var is_aol4  = (is_aol && is_ie4);
var is_aol5up  = (is_aol && is_ie5up);
var is_opera = (agt.indexOf("opera") != -1);
var is_opera4 = (is_opera && (is_major == 4));
var is_opera5 = (is_opera && (is_major == 5));
var is_opera5up = (is_opera && (is_major >= 5));
var is_webtv = (agt.indexOf("webtv") != -1);
var is_domcom = ((is_nav6up)||(is_ie5up)||(is_opera5up))
var is_mac    = (agt.indexOf("mac")!=-1);
var is_mac68k = (is_mac && ((agt.indexOf("68k")!=-1) || (agt.indexOf("68000")!=-1)));
var is_macppc = (is_mac && ((agt.indexOf("ppc")!=-1) || (agt.indexOf("powerpc")!=-1)));
var dhtmlnav=0;
var dhtmlBrowser=0;
if ((is_nav4up)||(is_ie4up)) dhtmlBrowser=1;

var table_template_front_array1 = new Array();
var table_template_front_array2 = new Array();
var table_template_end_array = new Array();
var row_template_front_array = new Array();
var parent_layer_array = new Array();
var child_layer_array = new Array();
var last_button_name = "";
var last_parent_layer = "";
var last_child_layer = "";
var last_image_name = "";
var image_pointer = "";
var TimerID = "";
var TimerIDLink = "";
var table_width = 185; // Changes the width of all menu tables. Set to widest menu.
var IsLink = "NO";
var PrevLayer = "NO";
var WaitLink = 0;
var LinkLayer = "";
var TimeLinkOut = 800;
var TimeLayerOut = 800;

if (document.images) {
    var arrow = new Image();
    var blank = new Image();
    arrow.src = "Components/Menu/arrow.gif";
    blank.src = "Components/Menu/blank.gif";

    var I1_on = new Image(); 
    I1_on.src = "Components/Menu/menu_order_on.gif";
    var I1_off = new Image();
    I1_off.src = "Components/Menu/menu_order_off.gif";
    var I2_on = new Image(); 
    I2_on.src = "Components/Menu/menu_rect_on.gif";
    var I2_off = new Image();
    I2_off.src = "Components/Menu/menu_rect_off.gif";
    var I3_on = new Image(); 
    I3_on.src = "Components/Menu/menu_spiral_on.gif";
    var I3_off = new Image();
    I3_off.src = "Components/Menu/menu_spiral_off.gif";
    var I4_on = new Image(); 
    I4_on.src = "Components/Menu/menu_elect_on.gif";
    var I4_off = new Image();
    I4_off.src = "Components/Menu/menu_elect_off.gif";
    var I5_on = new Image(); 
    I5_on.src = "Components/Menu/menu_roof_on.gif";
    var I5_off = new Image();
    I5_off.src = "Components/Menu/menu_roof_off.gif";
	var I6_on = new Image(); 
    I6_on.src = "Components/Menu/menu_duct_on.gif";
    var I6_off = new Image();
    I6_off.src = "Components/Menu/menu_duct_off.gif";
	var I7_on = new Image(); 
    I7_on.src = "Components/Menu/menu_cad_on.gif";
    var I7_off = new Image();
    I7_off.src = "Components/Menu/menu_cad_off.gif";
	var I8_on = new Image(); 
    I8_on.src = "Components/Menu/menu_forms_on.gif";
    var I8_off = new Image();
    I8_off.src = "Components/Menu/menu_forms_off.gif";
	var I9_on = new Image(); 
    I9_on.src = "Components/Menu/menu_photo_on.gif";
    var I9_off = new Image();
    I9_off.src = "Components/Menu/menu_photo_off.gif";
	var I10_on = new Image(); 
    I10_on.src = "Components/Menu/menu_contact_on.gif";
    var I10_off = new Image();
    I10_off.src = "Components/Menu/menu_contact_off.gif";
	var I11_on = new Image(); 
    I11_on.src = "Components/Menu/menu_links_on.gif";
    var I11_off = new Image();
    I11_off.src = "Components/Menu/menu_links_off.gif";
	var I12_on = new Image(); 
    I12_on.src = "Components/Menu/top_cart_on.gif";
    var I12_off = new Image();
    I12_off.src = "Components/Menu/top_cart_off.gif";
	var I13_on = new Image(); 
    I13_on.src = "Components/Menu/top_sitemap_on.gif";
    var I13_off = new Image();
    I13_off.src = "Components/Menu/top_sitemap_off.gif";
	var I14_on = new Image(); 
    I14_on.src = "Components/Menu/top_home_on.gif";
    var I14_off = new Image();
    I14_off.src = "Components/Menu/top_home_off.gif";
    var I15_on = new Image(); 
    I15_on.src = "Components/Menu/menu_employ_on.gif";
    var I15_off = new Image();
    I15_off.src = "Components/Menu/menu_employ_off.gif";
}

function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}

function Layer(name, visibility, zindex, table_template, left, top) {
    this.name = name;
    this.left = left;
    this.top = top;
    this.width = table_width;
    this.visibility = visibility;
    this.zindex = zindex;
    this.table_template = table_template;
    this.ar = ar;
    this.fl = fl;

    if (this.table_template == 1) {
        this.left = this.left + this.width - 7;
    }

    if ((is_domcom)||(is_ie4)) {  
      if (is_mac) { //changed the navigator.appVersion.indexOf("Macintosh") to is_mac
            this.top += 7;
            this.left += 2;
        }
        this.layer_content = '<div id="' + this.name + '" style="position: absolute; left: ' + this.left + '; top: ' + this.top + '; width: ' + this.width + '; visibility: ' + (this.visibility ? 'visible' : 'hidden') + '; z-index: ' + this.zindex + ';">';
    } else if (is_nav4) { 
        this.layer_content = '<layer name="' + this.name + '" left=' + this.left + ' top=' + this.top + ' width=' + this.width + ' visibility=' + (this.visibility ? '"show"' : '"hide"') + ' z-index=' + this.zindex + '>';
    }
	   this.layer_content += table_template_front_array1[this.table_template];
	   this.layer_content += name
	   this.layer_content += table_template_front_array2[this.table_template];
		if (this.table_template == 0) { 
			parent_layer_array[parent_layer_array.length] = this.name;
		} else {
		child_layer_array[child_layer_array.length] = this.name;
	    }
}

function ar(row_template, row_content) {  
    this.layer_content += row_template_front_array[row_template] + row_content + row_end;
}

function fl() {  
    this.layer_content += table_template_end_array[this.table_template];
    if ((is_domcom)||(is_ie4)) {
      this.layer_content += '</div>'; 
    } else if (is_nav4) {
        this.layer_content += '</layer>';
        ;
    } document.write(this.layer_content)
}

function define_table(tw) {
    table_template_front_array1[0] = '<table width="' + tw + '" cellspacing="0" cellpadding="0" border="0" onmouseover="TableOver(\'';
    table_template_front_array2[0] = '\');" onmouseout="TableOut();"><tr><td colspan="2" width="7"><img src="Components/Menu/corner_ul.gif" width=7 height=8 border="0"></td><td width="' + (tw-7) + '" background="Components/Menu/line_top.gif"><img src="Components/Menu/blank.gif" width=' + (tw-7) + ' height=1 border="0"></td><td colspan="2" width="7"><img src="Components/Menu/corner_ur.gif" width=7 height=8 border="0"></td></tr><tr><td width="1" background="Components/Menu/vert_line.gif"><img src="Components/Menu/vert_line.gif" width=1 height=1 border="0"></td><td width="6" bgcolor="FDCB34"><img src="Components/Menu/blank.gif" width=6 height=1 border="0"></td><td width="' + (tw-7) + '" valign="top" bgcolor="FDCB34"><table width="' + (tw-7) + '" cellspacing="0" cellpadding="1" border="0">';
    table_template_end_array[0] = '</table></td><td width="6" bgcolor="FDCB34"><img src="Components/Menu/blank.gif" width=6 height=1 border="0"></td><td width="1" background="Components/Menu/vert_line.gif"><img src="Components/Menu/vert_line.gif" width=1 height=1 border="0"></td></tr><tr><td colspan="2" width="7"><img src="Components/Menu/corner_ll.gif" width=7 height=8 border="0"></td><td width="' + (tw-7) + '" background="Components/Menu/line_bot.gif"><img src="Components/Menu/blank.gif" width=' + (tw-7) + ' height=1 border="0"></td><td colspan="2" width="7"><img src="Components/Menu/corner_lr.gif" width=7 height=8 border="0"></td></tr></table>';

    table_template_front_array1[1] = '<table width="' + tw + '" cellspacing="0" cellpadding="0" border="0" onmouseover="TableOver(\'';
    table_template_front_array2[1] = '\');" onmouseout="TableOut();"><tr><td colspan="2" width="7"><img src="Components/Menu/corner_ul.gif" width=7 height=8 border="0"></td><td width="' + (tw-14) + '" background="Components/Menu/line_top.gif"><img src="Components/Menu/blank.gif" width=' + (tw-14) + ' height=1 border="0"></td><td colspan="2" width="7"><img src="Components/Menu/corner_ur.gif" width=7 height=8 border="0"></td></tr><tr><td width="1" background="Components/Menu/vert_line.gif"><img src="Components/Menu/vert_line.gif" width=1 height=1 border="0"></td><td width="6" bgcolor="FDCB34"><img src="Components/Menu/blank.gif" width=6 height=1 border="0"></td><td width="' + (tw-14) + '" valign="top" bgcolor="FDCB34"><table width="' + (tw-14) + '" cellspacing="0" cellpadding="1" border="0">';
    table_template_end_array[1] = '</table></td><td width="6" bgcolor="FDCB34"><img src="Components/Menu/blank.gif" width=6 height=1 border="0"></td><td width="1" background="Components/Menu/vert_line.gif"><img src="Components/Menu/vert_line.gif" width=1 height=1 border="0"></td></tr><tr><td colspan="2" width="7"><img src="Components/Menu/corner_ll.gif" width=7 height=8 border="0"></td><td width="' + (tw-14) + '" background="Components/Menu/line_bot.gif"><img src="Components/Menu/blank.gif" width=' + (tw-14) + ' height=1 border="0"></td><td colspan="2" width="7"><img src="Components/Menu/corner_lr.gif" width=7 height=8 border="0"></td></tr></table>';

    row_template_front_array[0] = '<tr><td width=11 valign="top"><img src="Components/Menu/bullet.gif" width=11 height=11 border="0"></td><td width=' + (tw-25) + '>';
    row_template_front_array[1] = '<tr><td width=' + (tw-14) + ' COLSPAN="2"><font face="Verdana, sans-serif" size=1>';
    row_template_front_array[2] = '<tr><td width=' + (tw-14) + ' ALIGN="right" COLSPAN="2"><font face="Verdana, sans-serif" size=1>';

    row_end = '</tr>';
}

define_table(table_width);

var l = new Layer("L2", 0, 4, 0, 150, 118);
l.ar(0, '<a href="rect.htm" onmouseout="LinkOut(\'L2\');" onmouseover="LinkOver(\'L2-0\');" class="MenuLink">General</a></td>');
l.ar(0, '<a href="rect_straight.htm" onmouseout="LinkOut(\'L2\');" onmouseover="LinkOver(\'L2-0\');" class="MenuLink">Straight Duct</a></td>');
l.ar(0, '<a href="rect_fittings.htm" onmouseout="LinkOut(\'L2\');" onmouseover="LinkOver(\'L2-0\');" class="MenuLink">Rect Fittings</a></td>');
l.ar(0, '<a href="rect_shop.htm" onmouseout="LinkOut(\'L2\');" onmouseover="LinkOver(\'L2-0\');" class="MenuLink">Shop Standards</a></td>');
l.ar(0, '<a href="rect_conn.htm" onmouseout="LinkOut(\'L2\');" onmouseover="LinkOver(\'L2-0\');" class="MenuLink">Connectors</a></td>');
l.ar(0, '<a href="rect_tierods.htm" onmouseout="LinkOut(\'L2\');" onmouseover="LinkOver(\'L2-0\');" class="MenuLink">Tie-Rods</a></td>');
l.ar(0, '<a href="rect_seams.htm" onmouseout="LinkOut(\'L2\');" onmouseover="LinkOver(\'L2-0\');" class="MenuLink">Seams</a></td>');
l.ar(0, '<a href="rect_turning.htm" onmouseout="LinkOut(\'L2\');" onmouseover="LinkOver(\'L2-0\');" class="MenuLink">Turning Vanes</a></td>');
l.fl();

var l = new Layer("L3", 0, 4, 0, 150, 142);
l.ar(0, '<a href="spir.htm" onmouseout="LinkOut(\'L3\');" onmouseover="LinkOver(\'L3-0\');" class="MenuLink">General</a></td>');
l.ar(0, '<a href="spir_straight.htm" onmouseout="LinkOut(\'L3\');" onmouseover="LinkOver(\'L3-0\');" class="MenuLink">Straight Pipe</a></td>');
l.ar(0, '<a href="spir_fittings.htm" onmouseout="LinkOut(\'L3\');" onmouseover="LinkOver(\'L3-0\');" class="MenuLink">Spiral Fittings</a></td>');
l.ar(0, '<a href="spir_shop.htm" onmouseout="LinkOut(\'L3\');" onmouseover="LinkOver(\'L3-0\');" class="MenuLink">Shop Standards</a></td>');
l.ar(0, '<a href="spir_conn.htm" onmouseout="LinkOut(\'L3\');" onmouseover="LinkOver(\'L3-0\');" class="MenuLink">Connectors</a></td>');
l.fl();

var l = new Layer("L6", 0, 4, 0, 150, 235);
l.ar(0, '<a href="misc_flex.htm" onmouseover="TableOver(\'L6-0\');" class="MenuLink">Flex Connectors</a></td>');
l.ar(0, '<a href="misc_grill.htm" onmouseover="TableOver(\'L6-0\');" class="MenuLink">Grille Boxes</a></td>');
l.ar(0, '<a href="misc_roofcaps.htm" onmouseover="TableOver(\'L6-0\');" class="MenuLink">Roof Caps</a></td>');
l.ar(0, '<a href="misc_flashing.htm" onmouseover="TableOver(\'L6-0\');" class="MenuLink">Roof Flashing</a></td>');
l.ar(0, '<a href="misc_drain.htm" onmouseover="TableOver(\'L6-0\');" class="MenuLink">Drain Pans</a></td>');
l.ar(0, '<a href="misc_custom.htm" onmouseover="TableOver(\'L6-0\');" class="MenuLink">Custom Fabrication</a></td>');
l.ar(0, '<a href="misc_turning.htm" onmouseover="TableOver(\'L6-0\');" class="MenuLink">Turning Vanes</a></td>');
l.ar(0, '<a href="misc_tierods.htm" onmouseover="TableOver(\'L6-0\');" class="MenuLink">Tie Rods</a></td>');
l.fl();



var numOfMenus = 3; // Number of the Main menus
var numOfImages = 15; // Number of rollover button images

layersList = new Array("L2","L3","L6");
var layerCount = 3; // Total number of the Main and the Sub menus

//--> end hide JavaScript