function newImage(arg) {

	if (document.images) {

		rslt = new Image();

		rslt.src = arg;

		return rslt;

	}

}



function changeImages() {

	if (document.images && (preloadFlag == true)) {

		for (var i=0; i<changeImages.arguments.length; i+=2) {

			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];

		}

	}

}



var preloadFlag = false;

function preloadImages() {

	if (document.images) {

		nav_about_over = newImage("images/nav_about-over.gif");

		nav_products_over = newImage("images/nav_products-over.gif");

		nav_representing_over = newImage("images/nav_representing-over.gif");

		nav_casestudies_over = newImage("images/nav_casestudies-over.gif");

		nav_requestinfo_over = newImage("images/nav_requestinfo-over.gif");

		nav_contactus_over = newImage("images/nav_contactus-over.gif");

		

		top_pneumatic_over = newImage("images/top_pneumatic-over.gif");

		top_airpollution_over = newImage("images/top_airpollution-over.gif");

		top_bulk_over = newImage("images/top_bulk-over.gif");

		top_components_over = newImage("images/top_components-over.gif");

		top_size_over = newImage("images/top_size-over.gif");

		preloadFlag = true;

	}

}





//SCRIPT FOR DHTML MENUS IN SIDE NAVIGATION.  

//CAN CHANGE FONT FAMILY, SIZE, BORDER WIDTH AND SEPARATOR SIZE HERE.

if(window.event + "" == "undefined") event = null;

function HM_f_PopUp(){return false};

function HM_f_PopDown(){return false};

popUp = HM_f_PopUp;

popDown = HM_f_PopDown;



HM_PG_MenuWidth = 200;

HM_PG_FontFamily = "Arial,sans-serif";

HM_PG_FontSize = 10;

HM_PG_FontBold = 0;

HM_PG_FontItalic = 0;

HM_PG_FontColor = "blue";

HM_PG_FontColorOver = "white";

HM_PG_BGColor = "#DDDDDD";

HM_PG_BGColorOver = "#FFCCCC";

HM_PG_ItemPadding = 2;



HM_PG_BorderWidth = 1;

HM_PG_BorderColor = "black";

HM_PG_BorderStyle = "solid";

HM_PG_SeparatorSize = 1;

HM_PG_SeparatorColor = "#d0ff00";

HM_PG_ImageSrc = "images/tri.gif";

HM_PG_ImageSrcLeft = "images/triL.gif";



HM_PG_ImageSize = 5;

HM_PG_ImageHorizSpace = 0;

HM_PG_ImageVertSpace = 2;



HM_PG_KeepHilite = true; 

HM_PG_ClickStart = 0;

HM_PG_ClickKill = false;

HM_PG_ChildOverlap = 0;

HM_PG_ChildOffset = 10;

HM_PG_ChildPerCentOver = null;

HM_PG_TopSecondsVisible = .5;

HM_PG_StatusDisplayBuild =1;

HM_PG_StatusDisplayLink = 1;

HM_PG_UponDisplay = null;

HM_PG_UponHide = null;

HM_PG_RightToLeft = false;



HM_PG_CreateTopOnly = 1;

HM_PG_ShowLinkCursor = 1;

HM_PG_NSFontOver = true;



//HM_a_TreesToBuild = [1,2];





function openWindow(theURL,winName,features) { //v2.0

  window.open(theURL,winName,features);

}