/*  preload images */
(new Image).src="images/servicesdrop.gif";

var imgs=new Array();
/* values menu pics */
imgs[0]=new Array();
imgs[0][0]=new Image();
imgs[0][0].src="images/floweroutline.gif";
imgs[0][1]=new Image();
imgs[0][1].src="images/flowerpic.gif";
/* services menu pics */
imgs[1]=new Array();
imgs[1][0]=new Image();
imgs[1][0].src="images/dooroutline.gif";
imgs[1][1]=new Image();
imgs[1][1].src="images/doorpic.gif";
/* sustainability and success menu pics */
imgs[2]=new Array();
imgs[2][0]=new Image();
imgs[2][0].src="images/plumoutline.gif";
imgs[2][1]=new Image();
imgs[2][1].src="images/plumpic.gif";
/* personal sustainability */
imgs[3]=new Array();
imgs[3][0]=new Image();
imgs[3][0].src="images/roomoutline.gif";
imgs[3][1]=new Image();
imgs[3][1].src="images/roompic.gif";
/* clients */
imgs[4]=new Array();
imgs[4][0]=new Image();
imgs[4][0].src="images/leafoutline.gif";
imgs[4][1]=new Image();
imgs[4][1].src="images/leafpic.gif";
/* schematics */
imgs[5]=new Array();
imgs[5][0]=new Image();
imgs[5][0].src="images/decooutline.gif";
imgs[5][1]=new Image();
imgs[5][1].src="images/decopic.gif";
/* contact */
imgs[6]=new Array();
imgs[6][0]=new Image();
imgs[6][0].src="images/eagleoutline.gif";
imgs[6][1]=new Image();
imgs[6][1].src="images/eaglepic.gif";
/* defining sustainability */
imgs[7]=new Array();
imgs[7][0]=new Image();
imgs[7][0].src="images/defining_gray.gif";
imgs[7][1]=new Image();
imgs[7][1].src="images/defining_blue.gif";
/* strategic success */
imgs[8]=new Array();
imgs[8][0]=new Image();
imgs[8][0].src="images/strategic_gray.gif";
imgs[8][1]=new Image();
imgs[8][1].src="images/strategic_blue.gif";
/* airtight building detail */
imgs[9]=new Array();
imgs[9][0]=new Image();
imgs[9][0].src="images/opportunity_gray.gif";
imgs[9][1]=new Image();
imgs[9][1].src="images/opportunity_blue.gif";
/* home performance data */
imgs[10]=new Array();
imgs[10][0]=new Image();
imgs[10][0].src="images/ourhome_gray.gif";
imgs[10][1]=new Image();
imgs[10][1].src="images/ourhome_blue.gif";
/* home performance data */
imgs[11]=new Array();
imgs[11][0]=new Image();
imgs[11][0].src="images/carbon_gray.gif";
imgs[11][1]=new Image();
imgs[11][1].src="images/carbon_blue.gif";
/* business examples */
imgs[12]=new Array();
imgs[12][0]=new Image();
imgs[12][0].src="images/business_gray.gif";
imgs[12][1]=new Image();
imgs[12][1].src="images/business_blue.gif";
/* foundations */
imgs[13]=new Array();
imgs[13][0]=new Image();
imgs[13][0].src="images/foundations_gray.gif";
imgs[13][1]=new Image();
imgs[13][1].src="images/foundations_blue.gif";
/* organizations */
imgs[14]=new Array();
imgs[14][0]=new Image();
imgs[14][0].src="images/organizations_gray.gif";
imgs[14][1]=new Image();
imgs[14][1].src="images/organizations_blue.gif";
/* environment & health */
imgs[15]=new Array();
imgs[15][0]=new Image();
imgs[15][0].src="images/envhealth_gray.gif";
imgs[15][1]=new Image();
imgs[15][1].src="images/envhealth_blue.gif";
/* environment perspectives */
imgs[16]=new Array();
imgs[16][0]=new Image();
imgs[16][0].src="images/perspect_gray.gif";
imgs[16][1]=new Image();
imgs[16][1].src="images/perspect_blue.gif";
/* sustainability tool */
imgs[17]=new Array();
imgs[17][0]=new Image();
imgs[17][0].src="images/tool_gray.gif";
imgs[17][1]=new Image();
imgs[17][1].src="images/tool_blue.gif";
/* home page */
imgs[18]=new Array();
imgs[18][0]=new Image();
imgs[18][0].src="images/homepage_gray.gif";
imgs[18][1]=new Image();
imgs[18][1].src="images/homepage_blue.gif";
/* lead with values */
imgs[19]=new Array();
imgs[19][0]=new Image();
imgs[19][0].src="images/values_gray.gif";
imgs[19][1]=new Image();
imgs[19][1].src="images/values_blue.gif";




function returnObjById( id )
{
    if (document.getElementById)
        var returnVar = document.getElementById(id);
    else if (document.all)
        var returnVar = document.all[id];
    else if (document.layers)
        var returnVar = document.layers[id];
    return returnVar;
}

function drop(id) {
    node=returnObjById(id);
	node.style.display='block';
}

function shrink(id) {
    node=returnObjById(id);
	node.style.display='none';
}

function swap(id, picnum, on) {
	node=returnObjById(id);
	if (on) {
		node.src=imgs[picnum][1].src;
	} else {
		node.src=imgs[picnum][0].src;
	}

}