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_guide_over = newImage("images3/nav_guide-over.gif");
		nav_briefs_over = newImage("images3/nav_briefs-over.gif");
		nav_oral_over = newImage("images3/nav_oral-over.gif");
		nav_decision_over = newImage("images3/nav_decision-over.gif");
		nav_rules_over = newImage("images3/nav_rules-over.gif");
		navb_level2_nav_briefs_over = newImage("images3/navb_level2-nav_briefs_over.gif");
		navb_level2_nav_decision_over = newImage("images3/navb_level2-nav_decision_ov.gif");
		preloadFlag = true;
	}
}


function mouseIn(){
	if(activeType == 'decision'){
		changeImages('navb_level2', 'images2/navb_level2-nav_decision_ov.gif');
	}else{
		if(activeType == 'brief'){
			changeImages('navb_level2', 'images2/navb_level2-nav_briefs_over.gif');	   
		}
	}
}


var activeType='';
function activeOpt(type){
	activeType = type;
}



function coords(posCode){
//alert(posCode+","+activeType);
	if(activeType == 'brief'){
		if(posCode == 1){ // petitioners brief
			 parent.main.location.href="petBrief.html";
		}else{
			 if(posCode >= 5 && posCode <= 6){ // reply brief
			 	parent.main.location.href="replyBrief.html";
			 }
			 if(posCode == 3){ // respondents brief
			 	parent.main.location.href="respBrief.html";
			 }
		}
	}else{
		  if(activeType == 'decision'){
				if(posCode >= 7 && posCode <= 8){ // Below Opinion
			    parent.main.location.href="decBelow.html";
				}else{
						if(posCode >= 1 && posCode <= 4){ // Supreme Opinion
				  	  parent.main.location.href="decision.html";
						}
				}
			}
		}

}