var browser = navigator.appName;


//http://brainerror.net/scripts/javascript/blendtrans/
function opacity(id, opacStart, opacEnd, millisec) 
{ 
    //speed for each frame 
    var speed = Math.round(millisec / 100); 
    var timer = 0; 

    //determine the direction for the blending, if start and end are the same nothing happens 
    if(opacStart > opacEnd) { 
        for(i = opacStart; i >= opacEnd; i--) { 
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed)); 
            timer++; 
        } 
    } else if(opacStart < opacEnd) { 
        for(i = opacStart; i <= opacEnd; i++) 
            { 
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed)); 
            timer++; 
        } 
    } 
} 

function blendimage(divid, imageid, imagefile, millisec) 
{ 
    var speed = Math.round(millisec / 100); 
    var timer = 0; 
    
    //set the current image as background 
    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")"; 
    
    //make image transparent
    //There is a flicker here that I just can't get rid of. 
    changeOpac(0, imageid); 
     
    //now replace with the new image 
    document.getElementById(imageid).src = imagefile; 
        
    //and fade the new one in
    for(i = 0; i <= 100; i++) { 
        setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed)); 
        timer++;    
    }
}

//change the opacity for different browsers 
function changeOpac(opacity, id) 
{ 
    var object = document.getElementById(id).style; 
    object.opacity = (opacity / 100); 
    object.MozOpacity = (opacity / 100); 
    object.KhtmlOpacity = (opacity / 100); 
    object.filter = "alpha(opacity=" + opacity + ")"; 
}

function wait(millis) 
{
var date = new Date();
var curDate = null;

do { curDate = new Date(); } 
while(curDate-date < millis);
}


function showSlideshowGolf()
{
    document.getElementById("slideshow_golf").style.display = "";
}
function hideSlideshowGolf()
{
    document.getElementById("slideshow_golf").style.display = "none";
}

function showSlideshowOuting()
{
    document.getElementById("slideshow_outing").style.display = "";
}
function hideSlideshowOuting()
{
    document.getElementById("slideshow_outing").style.display = "none";
}

function showSlideshowPractice()
{
    document.getElementById("slideshow_practice").style.display = "";
}
function hideSlideshowPractice()
{
    document.getElementById("slideshow_practice").style.display = "none";
}