tb_Home            		= new Image(0,0);
tb_Home.src     	   	= "/Images/Menu/button-Home.gif";
tb_Home_over  	     		= new Image(0,0);
tb_Home_over.src 	  	= "/Images/Menu/button-Home-pressed.gif";
tb_References           	= new Image(0,0);
tb_References.src       	= "/Images/Menu/button-References.gif";
tb_References_over      	= new Image(0,0);
tb_References_over.src   	= "/Images/Menu/button-References-pressed.gif";
tb_Contact              	= new Image(0,0);
tb_Contact.src          	= "/Images/Menu/button-Contact.gif";
tb_Contact_over         	= new Image(0,0);
tb_Contact_over.src     	= "/Images/Menu/button-Contact-pressed.gif";
tb_Safety           		= new Image(0,0);
tb_Safety.src       		= "/Images/Menu/button-Safety.gif";
tb_Safety_over      		= new Image(0,0);
tb_Safety_over.src  		= "/Images/Menu/button-Safety-pressed.gif";
tb_Services            		= new Image(0,0);
tb_Services.src     	   	= "/Images/Menu/button-Services.gif";
tb_Services_over  	     	= new Image(0,0);
tb_Services_over.src 	  	= "/Images/Menu/button-Services-pressed.gif";
tb_Projects          		= new Image(0,0);
tb_Projects.src      		= "/Images/Menu/button-Projects.gif";
tb_Projects_over     		= new Image(0,0);
tb_Projects_over.src 		= "/Images/Menu/button-Projects-pressed.gif";




	function expandLoading(tahw,zText) 
	{
		what  = tahw
		where = tahw

		if (document.getElementById(what).style.display == "none") 
		{
			document.getElementById(what).style.display = "";
		} else 
		{
			document.getElementById(what).style.display = "none";
		}
	}


	function expandDiv(tahw,zText) 
	{
		table_contract = new Image(1,1);
		table_contract.src = "/images/t-open.gif";
		table_expand = new Image(1,1);
		table_expand.src = "/images/t-close.gif";

		what  = tahw + "_menu"
		where = tahw + "_table"

		if (document.getElementById(what).style.display == "none") 
		{
			document.getElementById(what).style.display = "";
			document.getElementById(where).innerHTML = '<img src="'+table_expand.src+'" align="absmiddle"><font class="medium"> '+zText+'</font>';
		} else 
		{
			document.getElementById(what).style.display = "none";
			document.getElementById(where).innerHTML = '<img src="'+table_contract.src+'" align="absmiddle"><font class="medium"> '+zText+'</font>';
		}


	}