// Detect if browser is Netscape 3 + or IE 4 +.
bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
    if ((bName == "Netscape" && bVer >= 3) || 
        (bName == "Microsoft Internet Explorer" && bVer >= 4)) br = "n3"; 
    else br = "n2";

// Rolloverflag to check if page is fully loaded before running rollover functions

rolloverflag = false;

function setrolloverflag() {
	rolloverflag = true;
}


// Create image objects, preload all active and inactive images.
    if (br== "n3") { 



// Continue Shopping
    continueshopping_off = new Image();           
    continueshopping_off.src = "/acb/graphics/sb-continue-shopping.gif";  
    continueshopping_on = new Image();           
    continueshopping_on.src = "/acb/graphics/sb-continue-shopping_f2.gif";          
           
// Proceed to Checkout 1
    proceedtocheckout1_off = new Image();           
    proceedtocheckout1_off.src = "/acb/graphics/sb-proceed-to-checkout.gif";  
    proceedtocheckout1_on = new Image();           
    proceedtocheckout1_on.src = "/acb/graphics/sb-proceed-to-checkout_f2.gif";          
           
// Proceed to Checkout 2
    proceedtocheckout2_off = new Image();           
    proceedtocheckout2_off.src = "/acb/graphics/sb-proceed-to-checkout.gif";  
    proceedtocheckout2_on = new Image();           
    proceedtocheckout2_on.src = "/acb/graphics/sb-proceed-to-checkout_f2.gif";          
           
// Add Glass Engraving
    addglassengraving_off = new Image();           
    addglassengraving_off.src = "/acb/graphics/sb-add-glass-engraving.gif";  
    addglassengraving_on = new Image();           
    addglassengraving_on.src = "/acb/graphics/sb-add-glass-engraving_f2.gif";           
           
// Add Suggested Base
    addsuggestedbase_off = new Image();           
    addsuggestedbase_off.src = "/acb/graphics/sb-add-suggested-base.gif";  
    addsuggestedbase_on = new Image();           
    addsuggestedbase_on.src = "/acb/graphics/sb-add-suggested-base_f2.gif";             
           
// Add Engraving Text
    addengravingtext_off = new Image();           
    addengravingtext_off.src = "/acb/graphics/sb-add-engraving-text.gif";  
    addengravingtext_on = new Image();           
    addengravingtext_on.src = "/acb/graphics/sb-add-engraving-text_f2.gif";              
           
// Continue 1
    continue1_off = new Image();           
    continue1_off.src = "/acb/graphics/sb-continue.gif";  
    continue1_on = new Image();           
    continue1_on.src = "/acb/graphics/sb-continue_f2.gif";                         
           
// Continue 2
    continue2_off = new Image();           
    continue2_off.src = "/acb/graphics/sb-continue.gif";  
    continue2_on = new Image();           
    continue2_on.src = "/acb/graphics/sb-continue_f2.gif";                           
           
// Edit Order
    editorder_off = new Image();           
    editorder_off.src = "/acb/graphics/sb-edit-order.gif";  
    editorder_on = new Image();           
    editorder_on.src = "/acb/graphics/sb-edit-order_f2.gif";                           
           
// Place Order 1
    placeorder1_off = new Image();           
    placeorder1_off.src = "/acb/graphics/sb-place-order_f2.gif";  
    placeorder1_on = new Image();           
    placeorder1_on.src = "/acb/graphics/sb-place-order.gif";                           
           
// Place Order 2
    placeorder2_off = new Image();           
    placeorder2_off.src = "/acb/graphics/sb-place-order_f2.gif";  
    placeorder2_on = new Image();           
    placeorder2_on.src = "/acb/graphics/sb-place-order.gif";                            
           
// Cancel
    cancel_off = new Image();           
    cancel_off.src = "/acb/graphics/sb-cancel.gif";  
    cancel_on = new Image();           
    cancel_on.src = "/acb/graphics/sb-cancel_f2.gif";                                    
           
// Cancel Changes
    cancelchanges_off = new Image();           
    cancelchanges_off.src = "/acb/graphics/sb-cancelchanges.gif";  
    cancelchanges_on = new Image();           
    cancelchanges_on.src = "/acb/graphics/sb-cancelchanges_f2.gif";                                     
           
// Change Engraving
    changeengraving_off = new Image();           
    changeengraving_off.src = "/acb/graphics/sb-changeengraving.gif";  
    changeengraving_on = new Image();           
    changeengraving_on.src = "/acb/graphics/sb-changeengraving_f2.gif";                                  
           
// Add Base Engraving
    addbaseengraving_off = new Image();           
    addbaseengraving_off.src = "/acb/graphics/sb-add-base-engraving.gif";  
    addbaseengraving_on = new Image();           
    addbaseengraving_on.src = "/acb/graphics/sb-add-base-engraving_f2.gif";                                   
           
// Validate
    validate_off = new Image();           
    validate_off.src = "/acb/graphics/sb-validate.gif";  
    validate_on = new Image();           
    validate_on.src = "/acb/graphics/sb-validate_f2.gif";              
           
    }


// Function to "activate" images.
function orderAct(imgName) {
    if (br == "n3" && rolloverflag) {
	    document[imgName].src = eval(imgName + "_on.src");
    }
}

// Function to "deactivate" button images.
function orderInact(imgName) {
    if (br == "n3" && rolloverflag) {
	    document[imgName].src = eval(imgName + "_off.src");  	    
	}
}


// Function to "activate" form submit buttons.
function formAct(formfield,imgName) {
    if (br == "n3" && rolloverflag) {
	    formfield.src = eval(imgName + "_on.src");
    }
}

// Function to "deactivate" form submit buttons.
function formInact(formfield,imgName) {
    if (br == "n3" && rolloverflag) {
	    formfield.src = eval(imgName + "_off.src");  	    
	}
}