var IE = (navigator.appName == "Microsoft Internet Explorer") ? 1 : 0;
var NS = (navigator.appName == "Netscape") ? 1 : 0;


function setSize() {
	alert(document.size_menu.sizePicker.value);
}




//get age
function getAge(dateString) {


    var now = new Date();
    var today = new Date(now.getYear(),now.getMonth(),now.getDate());

    var yearNow = now.getFullYear();
    var monthNow = now.getMonth();
    var dateNow = now.getDate();

    var dob = new Date(dateString.substring(6,10),dateString.substring(3,5)-1,dateString.substring(0,2));

    var yearDob = dob.getFullYear();
    var monthDob = dob.getMonth();
    var dateDob = dob.getDate();
	


    yearAge = yearNow - yearDob;

    
    if (monthNow >= monthDob)
        var monthAge = monthNow - monthDob;
    else {
        yearAge--;
        var monthAge = 12 + monthNow -monthDob;
    }

    if (dateNow >= dateDob)
        var dateAge = dateNow - dateDob;
    else {
        monthAge--;
        var dateAge = 31 + dateNow - dateDob;

        if (monthAge < 0) {
            monthAge = 11;
            yearAge--; 
        }
    }

    return yearAge + 'y' + monthAge + 'm' + dateAge +'d';
}


// open a window with the proper big image inside
function openImageWindow(imageName) {
	eval('imageSrc=document.images.' + imageName + '.src');
	pageSrc="productshot.php?img=" + imageSrc;
	popup(pageSrc,600,600);
}

// open a generic popup window, specifying source and size

	function popup(source,width,height) {
		
		now = new Date()
		window_name = now.getTime()
		popup_window = window.open(source,window_name,"width="+String(width)+",height="+String(height)+",location=no,menubar=no,directories=no,toolbar=no,scrollbars=yes,resizable=yes,status=yes");
		popup_window.focus()
	}


// rollover

	function swap(name,state) {
	
		eval('document.images.' + name + '.src = ' + name + '_' + String(state) + '.src')
	}
	


// make my preloads for image swaps

	function makePreloads(names) {
		names = names.split(",")
		
		for (i=0; i < names.length; i++) {
			thisName = names[i]
			eval(thisName+"_0 = new Image()")
			eval(thisName+"_0.src = 'images/"+thisName+"_0.gif'")
			eval(thisName+"_1 = new Image()")
			eval(thisName+"_1.src = 'images/"+thisName+"_1.gif'")
		}
	}