if((navigator.appName.indexOf("Netscape") != -1) && (navigator.appVersion.indexOf("4.") == 0)){
n4 = true;
ie = false;
}else{
n4 = false;
ie = true; 	
}		
var scrwidth = screen.availWidth;
if(scrwidth <= 800){directory="images/";}
if(scrwidth >= 1024){directory="images10/";}
var btnimages = new Array(14);
btnimages[0] = new Image(180, 42);
btnimages[0].src = "images/btnmenu1dr.gif";
btnimages[1] = new Image(180, 42);
btnimages[1].src = "images/btnmenu1ur.gif";
btnimages[2] = new Image(180, 42);
btnimages[2].src = "images/btnmenu2dr.gif";
btnimages[3] = new Image(180, 42);
btnimages[3].src = "images/btnmenu2ur.gif";
btnimages[4] = new Image(180, 42);
btnimages[4].src = "images/btnmenu3dr.gif";
btnimages[5] = new Image(180, 42);
btnimages[5].src = "images/btnmenu3ur.gif";
btnimages[6] = new Image(180, 42);
btnimages[6].src = "images/btnmenu4dr.gif";
btnimages[7] = new Image(180, 42);
btnimages[7].src = "images/btnmenu4ur.gif";
btnimages[8] = new Image(180, 42);
btnimages[8].src = "images/btnmenu5dr.gif";
btnimages[9] = new Image(180, 42);
btnimages[9].src = "images/btnmenu5ur.gif";
btnimages[10] = new Image(180, 42);
btnimages[10].src = "images/btnmenu6dr.gif";
btnimages[11] = new Image(180, 42);
btnimages[11].src = "images/btnmenu6ur.gif";
btnimages[12] = new Image(180, 42);
btnimages[12].src = "images/btnmenu7dr.gif";
btnimages[13] = new Image(180, 42);
btnimages[13].src = "images/btnmenu7ur.gif";
function raiseBtn(which){
switch(which){
case 1:
document.logo.btn1.src = btnimages[which].src;		
break;
case 3: 
document.logo.btn2.src = btnimages[which].src;
break;
case 5: 
document.logo.btn3.src = btnimages[which].src;
break;
case 7: 
document.logo.btn4.src = btnimages[which].src;
break;
case 9: 
document.logo.btn5.src = btnimages[which].src;
break;
case 11: 
document.logo.btn6.src = btnimages[which].src;
break;
case 13: 
document.logo.btn7.src = btnimages[which].src;
}
}
function lowerBtn(which){
switch(which){
case 0:
document.logo.btn1.src = btnimages[which].src		
break;
case 2: 
document.logo.btn2.src = btnimages[which].src;
break;
case 4: 
document.logo.btn3.src = btnimages[which].src;
break;
case 6: 
document.logo.btn4.src = btnimages[which].src;
break;
case 8: 
document.logo.btn5.src = btnimages[which].src;
break;
case 10: 
document.logo.btn6.src = btnimages[which].src;
break;
case 12: 
document.logo.btn7.src = btnimages[which].src;
}
}
//var x = 1;
//function clickLogo(){
//document.logo.logo1.src = "images/logo04"+x+".gif";
//x++; 
//if(x >= 3){x = 0};	
//}