$(document).ready(function(){
	//-------------------------------main nav rig drop downs--------------------------------
	var $rigsNavHTML = '<td width="176">'+
	
							//rigs main nav ul
							'<ul id="rigsMainNav">'+
							
							//rigs main nav
							'<li><a href="rigs_all.html">'+
							'<img src="common/nav_rigs1.gif" alt="Drill Rigs" name="rigs" width="177" height="37" border="0" id="rigs" onMouseOver="MM_swapImage("rigs","","common/nav_rigs2.gif",1)" onMouseOut="MM_swapImgRestore()" \/>'+
							'</a><a href="parts.html"></a>'+
					
							
							//sub nav ul
							'<ul id="rigsMainSubNav">'+
							
							//sub nav
                        	'<li><a href="rigs_all.html">All Drill Rigs</a>'+
                            '</li>'+
                        	'<li><a href="rigs_geotech.html">Geotechnical</a>'+
							
								//sub subnav
                            	'<ul class="rigsMainSubNavList">'+
									'<li><a href="rigs_geotech.html">All Geotechnical</a></li>'+
                                	'<li><a href="rig_b31.html">B31</a></li>'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
                                    '<li><a href="rig_b48.html">B48</a></li>'+
                                    '<li><a href="rig_b54.html">B54</a></li>'+
                                    '<li><a href="rig_b57.html">B57</a></li>'+
                                    '<li><a href="rig_b60.html">B60</a></li>'+
                                    '<li><a href="rig_b61ht.html">B61HT</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
                                    '<li><a href="rig_b2400.html">B2400</a></li>'+
                                    '<li><a href="rig_b3500.html">B3500</a></li>'+
									'<li><a href="rig_minute.html">Minuteman</a></li>'+
                                '</ul>'+
                            '</li>'+
							
							//sub nav
                            '<li><a href="rigs_geotherm.html">Geothermal</a>'+
							
								//sub subnav
								'<ul class="rigsMainSubNavList">'+
									'<li><a href="rigs_geotherm.html">All Geothermal</a></li>'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
									'<li><a href="rig_b540.html">B540</a></li>'+
                                '</ul>'+
							'</li>'+
							
							//sub nav
                            '<li><a href="rigs_enviro.html">Environmental</a>'+
							
								//sub subnav
								'<ul class="rigsMainSubNavList">'+
									' <li><a href="rigs_enviro.html">All Environmental</a></li>'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
                                    '<li><a href="rig_b48.html">B48</a></li>'+
                                    '<li><a href="rig_b54.html">B54</a></li>'+
                                    '<li><a href="rig_b57.html">B57</a></li>'+
                                    '<li><a href="rig_b60.html">B60</a></li>'+
                                    '<li><a href="rig_b61ht.html">B61HT</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
                                    '<li><a href="rig_b3500.html">B3500</a></li>'+
                                '</ul>'+
							'</li>'+
							
							//subnav
                            '<li><a href="rigs_seismic.html">Seismic</a>'+
							
								//sub subnav
								'<ul class="rigsMainSubNavList">'+
									'<li><a href="rigs_seismic.html">All Seismic</a></li>'+
                                    '<li><a href="rig_b2400.html">B2400</a></li>'+
                                    '<li><a href="rig_v2000.html">V2000</a></li>'+
                                    '<li><a href="rig_v2200.html">V2200</a></li>'+
                                '</ul>'+
							'</li>'+
							
							//subnav
                            '<li><a href="rigs_water.html">Water Well</a>'+
							
								//sub subnav
								'<ul class="rigsMainSubNavList">'+
									'<li><a href="rigs_water.html">All Water Well</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
									'<li><a href="rig_b540.html">B540</a></li>'+
                                '</ul>'+
							'</li>'+
							
							//subnav
                            '<li><a href="rigs_found.html">Foundation</a>'+
							
								//sub subnav
								'<ul class="rigsMainSubNavList">'+
									'<li><a href="rigs_found.html">All Foundation</a></li>'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
									'<li><a href="rig_b48.html">B48</a></li>'+
									'<li><a href="rig_b54.html">B54</a></li>'+
									'<li><a href="rig_b60.html">B60</a></li>'+
                                    '<li><a href="rig_b61ht.html">B61HT</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
                                '</ul>'+
							'</li>'+
							
							//subnav
                            '<li><a href="rigs_mineral.html">Mineral Exploration</a>'+
							
								//sub subnav
								'<ul class="rigsMainSubNavList">'+
									'<li><a href="rigs_mineral.html">All Mineral Exploration</a><li>'+
                                	'<li><a href="rig_b31.html">B31</a></li>'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
                                    '<li><a href="rig_b37gt.html">B37GT</a></li>'+
                                    '<li><a href="rig_b48.html">B48</a></li>'+
                                    '<li><a href="rig_b54.html">B54</a></li>'+
                                    '<li><a href="rig_b57.html">B57</a></li>'+
                                    '<li><a href="rig_b60.html">B60</a></li>'+
                                    '<li><a href="rig_b61ht.html">B61HT</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
                                    '<li><a href="rig_b540.html">B540</a></li>'+
                                    '<li><a href="rig_b3500.html">B3500</a></li>'+
									'<li><a href="rig_minute.html">Minuteman</a></li>'+
                                '</ul>'+
							'</li>'+
							
							//subnav
                            '<li><a href="rigs_sonic.html">Sonic</a>'+
							
								//sub subnav
								'<ul class="rigsMainSubNavList">'+
									'<li><a href="rigs_sonic.html">All Sonic</a></li>'+
                                    '<li><a href="rig_mobilesonic1000.html">MS1000</a></li>'+
									'<li><a href="rig_mobilesonic1500.html">MS1500</a></li>'+
                                '</ul>'+
							'</li>'+
                        '</ul>'
						
						//end rigs main nav
						'</li></td>';
	
	//$('#rigsNavTD').replaceWith($rigsNavHTML);
	$('#rigs').parent().replaceWith($rigsNavHTML);
	$('#rigsMainNav ul').hide();
	$('#rigsMainNav li').not('li ul li').hover(
		function(){
			$(this).find('ul').not('ul li ul li ul').slideDown('fast');
		},
		function(){
			$(this).find('ul').not('ul li ul li ul').hide();
		}
	);//end hover
	
	var mainSubNavCount = $('#rigsMainNav').find('li ul').length;
	
	for(var b = 0;b<mainSubNavCount;b++){
		$('#rigsMainNav li').not('.rigsMainSubNavList li').eq(b+1).hover(
			function(){
				$(this).find('.rigsMainSubNavList').slideDown('fast');
			},
			function(){
				$(this).find('.rigsMainSubNavList').hide();
			}
		);//end hover
	};//end for
	

	//-----------------------------rigs pages sub nav------------------------------------
	var $allRigsSubNavHTML = '<ul class="rigsNavSubList">'+
                                	'<li><a href="rig_b31.html">B31</a></li>'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
                                    '<li><a href="rig_b45.html">B45</a></li>'+
                                    '<li><a href="rig_b48.html">B48</a></li>'+
                                    '<li><a href="rig_b53.html">B53</a></li>'+
                                    '<li><a href="rig_b54.html">B54</a></li>'+
                                    '<li><a href="rig_b57.html">B57</a></li>'+
                                    '<li><a href="rig_b60.html">B60</a></li>'+
                                    '<li><a href="rig_b61ht.html">B61HT</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
                                    '<li><a href="rig_b540.html">B540</a></li>'+
                                    '<li><a href="rig_b2400.html">B2400</a></li>'+
                                    '<li><a href="rig_b3500.html">B3500</a></li>'+
                                    '<li><a href="rig_v2000.html">V2000</a></li>'+
                                    '<li><a href="rig_v2200.html">V2200</a></li>'+
									'<li><a href="rig_mobilesonic1000.html">MS1000</a></li>'+
									'<li><a href="rig_mobilesonic1500.html">MS1500</a></li>'+
									'<li><a href="rig_minute.html">Minuteman</a></li>'+
                                '</ul>';
								
	var $rigsByAppSubNavGeotech = '<ul class="rigsNavSubList">'+
                                	'<li><a href="rig_b31.html">B31</a></li>'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
                                    '<li><a href="rig_b48.html">B48</a></li>'+
                                    '<li><a href="rig_b54.html">B54</a></li>'+
                                    '<li><a href="rig_b57.html">B57</a></li>'+
                                    '<li><a href="rig_b60.html">B60</a></li>'+
                                    '<li><a href="rig_b61ht.html">B61HT</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
                                    '<li><a href="rig_b2400.html">B2400</a></li>'+
                                    '<li><a href="rig_b3500.html">B3500</a></li>'+
									'<li><a href="rig_minute.html">Minuteman</a></li>'+
                                '</ul>';
								
	var $rigsByAppSubNavGeotherm = '<ul class="rigsNavSubList">'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
									'<li><a href="rig_b540.html">B540</a></li>'+
                                '</ul>';
								
	var $rigsByAppSubNavEnviro = '<ul class="rigsNavSubList">'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
                                    '<li><a href="rig_b48.html">B48</a></li>'+
                                    '<li><a href="rig_b54.html">B54</a></li>'+
                                    '<li><a href="rig_b57.html">B57</a></li>'+
                                    '<li><a href="rig_b60.html">B60</a></li>'+
                                    '<li><a href="rig_b61ht.html">B61HT</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
                                    '<li><a href="rig_b3500.html">B3500</a></li>'+
                                '</ul>';
								
	var $rigsByAppSubNavSeismic = '<ul class="rigsNavSubList">'+
                                    '<li><a href="rig_b2400.html">B2400</a></li>'+
                                    '<li><a href="rig_v2000.html">V2000</a></li>'+
                                    '<li><a href="rig_v2200.html">V2200</a></li>'+
                                '</ul>';
								
	var $rigsByAppSubNavWater = '<ul class="rigsNavSubList">'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
									'<li><a href="rig_b540.html">B540</a></li>'+
                                '</ul>';
								
	var $rigsByAppSubNavFound = '<ul class="rigsNavSubList">'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
									'<li><a href="rig_b48.html">B48</a></li>'+
									'<li><a href="rig_b54.html">B54</a></li>'+
									'<li><a href="rig_b60.html">B60</a></li>'+
                                    '<li><a href="rig_b61ht.html">B61HT</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
                                '</ul>';
								
	var $rigsByAppSubNavMineral = '<ul class="rigsNavSubList">'+
                                	'<li><a href="rig_b31.html">B31</a></li>'+
                                    '<li><a href="rig_b37.html">B37</a></li>'+
                                    '<li><a href="rig_b37gt.html">B37GT</a></li>'+
                                    '<li><a href="rig_b48.html">B48</a></li>'+
                                    '<li><a href="rig_b54.html">B54</a></li>'+
                                    '<li><a href="rig_b57.html">B57</a></li>'+
                                    '<li><a href="rig_b60.html">B60</a></li>'+
                                    '<li><a href="rig_b61ht.html">B61HT</a></li>'+
                                    '<li><a href="rig_b80.html">B80</a></li>'+
                                    '<li><a href="rig_b540.html">B540</a></li>'+
                                    '<li><a href="rig_b3500.html">B3500</a></li>'+
									'<li><a href="rig_minute.html">Minuteman</a></li>'+
                                '</ul>';
								
	var $rigsByAppSubNavSonic = '<ul class="rigsNavSubList">'+
                                    '<li><a href="rig_mobilesonic1000.html">MS1000</a></li>'+
									'<li><a href="rig_mobilesonic1500.html">MS1500</a></li>'+
                                '</ul>';
								
	$('#rigsNavList1 a').eq(0).after($allRigsSubNavHTML);
	$('#rigsNavList2').find('li').not('li ul li').eq(0).find('a').after($rigsByAppSubNavGeotech);
	$('#rigsNavList2').find('li').not('li ul li').eq(1).find('a').after($rigsByAppSubNavGeotherm);
	$('#rigsNavList2').find('li').not('li ul li').eq(2).find('a').after($rigsByAppSubNavEnviro);
	$('#rigsNavList2').find('li').not('li ul li').eq(3).find('a').after($rigsByAppSubNavSeismic);
	$('#rigsNavList2').find('li').not('li ul li').eq(4).find('a').after($rigsByAppSubNavWater);
	$('#rigsNavList2').find('li').not('li ul li').eq(5).find('a').after($rigsByAppSubNavFound);
	$('#rigsNavList2').find('li').not('li ul li').eq(6).find('a').after($rigsByAppSubNavMineral);
	$('#rigsNavList2').find('li').not('li ul li').eq(7).find('a').after($rigsByAppSubNavSonic);
	
	$('.rigsNavSubList').hide();
	
	var subNavCount = $('#rigsNavList2').find('li ul').length;
	
	//hover functions
	$('#rigsNavList1 li').eq(0).hover(
		function(){
			$(this).find('.rigsNavSubList').slideDown('fast');
		},
		function(){
			$(this).find('.rigsNavSubList').hide();
		}
	);
	
	for(var a = 0;a<subNavCount;a++){
		$('#rigsNavList2 li').not('li ul li').eq(a).hover(
			function(){
				$(this).find('.rigsNavSubList').slideDown('fast');
			},
			function(){
				$(this).find('.rigsNavSubList').hide();
			}
		);//end hover
	};//end for
	
});//end ready fn
