function rollover(imgOver, imgID)
{
    document.getElementById(imgID).src='/images/'+imgOver;

}

function rollout(imgOver, imgID)
{
    document.getElementById(imgID).src=imgOver;

}

function ShowVouchers(page) {
	OpenWin = this.open("/vouchers/?v="+page, "VoucherWindow", "toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes,height=597,width=860");
}

function ShowConsole() {
	OpenWin = this.open("/management/", "CtrlWindow", "toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes,height=520,width=970");
}
function ShowAdminConsole() {
	OpenWin = this.open("/admin/", "CtrlWindow", "toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes,height=520,width=970");
}


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++; 
        } 
    } 
} 

//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 + ")"; 
}