function changeimage(towhat,url,n){
if (document.images){
	if(n<6){
		document.images.targetimage.src=towhat.src
		gotolink=url
		for (i=0; i<6; i++){
			if(i==n){document.getElementById(myspan[n]).style.color='#ee0000';
				mytd = document.getElementById("new");
				newtd = document.createTextNode(mytext[n]);
				mytd.replaceChild(newtd,mytd.firstChild);			
			} 
			else{document.getElementById(myspan[i]).style.color='#336699';}
		}
	}
	else{
		document.images.targetimageo.src=towhat.src
		gotolink=url
		for (i=6; i<11; i++){
			if(i==n){document.getElementById(myspan[n]).style.color='#ee0000';
				mytd = document.getElementById("newo");
				newtd = document.createTextNode(mytext[n]);
				mytd.replaceChild(newtd,mytd.firstChild);			
			} 
			else{document.getElementById(myspan[i]).style.color='#336699';}
		}
	}

}
}

function warp(){
window.location=gotolink
}

var myimages=new Array()
var myspan=  new Array()
var mytext=  new Array()
var gotolink="#"

function preloadimages(){
for (i=0;i<preloadimages.arguments.length;i++){
myimages[i]=new Image()
myimages[i].src=preloadimages.arguments[i]
}
}

function preloadspan(){
for (i=0;i<preloadspan.arguments.length;i++){
myspan[i]=preloadspan.arguments[i]
}
}

function preloadtext(){
for (i=0;i<preloadtext.arguments.length;i++){
mytext[i]=preloadtext.arguments[i]
}
}

preloadimages("images/AvanfornoPIBE3.gif",
			  "images/PIBE3DMesh_orto.gif",
			  "images/AvanfornoPIBE2.gif",
			  "images/PIBE3DMesh_fine_4.gif",
			  "images/PIBE3DMesh_fine_5.gif",
			  "images/PIBE3DMesh_fine_subd3.gif",
			  "images/AvanfornoPIBE1_legend.gif",
			  "images/AvanfornoPIBE4.gif",
			  "images/PIBE3DMesh_fine_ribbonvel.gif",
			  "images/PIBE3DMesh_fine_ribbontemp.gif",
			  "images/PIBE3DTempBound.gif")
preloadspan("new1","new2","new3","new4","new5","new6","new7","new8","new9","new10","new11")
preloadtext("1) Suddivision of the biomass furnace computing domain into a mesh",
			"4) Orthogonal projection of the mesh: 918687 nodes - 901600 elements",
			"2) Mesh suddivision into computing sub-domains to use a paraller machine",
			"3) Suddivision of the biomass furnace computing domain into a fine mesh",
			"5) Suddivision of the biomass furnace computing domain into a fine mesh",
			"6) Fine mesh suddivision into computing sub-domains for paraller machine",
			"7) 3D streamlines colored by velocity magnitude",
			"8) 3D streamlines colored by temperature magnitude",
			"9) 3D streamlines colored by velocity magnitude - fine mesh",
			"10) 3D streamlines colored by temperature magnitude - fine mesh",
			"11) Temperature contours on furnace surface")