// regional image rollovers

var doneImages

doneImages=false;



function newImages(s1) {

	var i1,i2;

	i1=new Image();

	i2=new Image();

	i3=new Image();



	i1.src="http://www.sumitomocanada.com/_images/"+s1+".gif";

	i2.src="http://www.sumitomocanada.com/_images/"+s1+"_ON.gif";

	i3.src="http://www.sumitomocanada.com/_images/"+s1+"_ACT.gif";



	return new Array(i1,i2,i3);

}





if (document.images) {

	var region_1=newImages("region_1");

	var region_2=newImages("region_2");

	var region_3=newImages("region_3");

	var region_4=newImages("region_4");

	

	

doneImages=true;

}





function flip(imgName,num) {

	if (document.images && doneImages==true) 

		document[imgName].src = eval(imgName +"["+num+"].src");

}





// main menu function

var colors = new Array("#8AC6C5","#C9E5E4"); // off color, over color, selected color



function nav_button_color(ID_name, mode) {

 document.all[ID_name].style.cursor='hand';

	document.all[ID_name].style.background = colors[mode];

}