function productImages(element)
                                                                                    {
                                                                                        var screenY, screenX;
                                                                                        
                                                                                        if (navigator.appName == "Microsoft Internet Explorer") {
                                                                                            screenY = document.body.clientHeight;
                                                                                            screenX = document.body.clientWidth;
                                                                                        }
                                                                                        else {
                                                                                            screenY = window.innerHeight;
                                                                                            screenX = window.innerWidth;
                                                                                        }
                                                                                        
                                                                                        //alert('Height: ' + screenY + ' Width: ' + screenX);
                                                                                        
                                                                                        var objContactNumbers = document.getElementById("productImages");
                                                                                        objContactNumbers.style.left = ((screenX / 2) - 200);
                                                                                        objContactNumbers.style.top = ((screenY / 2) - 200);
                                                                                        objContactNumbers.style.visibility = "visible";

                                                                                         document.getElementById("productImageRef").innerHTML = '<img src="productIm'+ 'ages/' + element + '" />';
                                                                                    }
                                                                                    function productClose()
                                                                                    {
                                                                                        var objContactNumbers = document.getElementById("productImages");
                                                                                        objContactNumbers.style.visibility = "hidden";
                                                                                    }