// JavaScript Document
function opacity(id, opacStart, opacEnd, millisec) {
	var speed = Math.round(millisec / 100);
    var timer = 0; 
	var started = true;

    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 changeOpac(opacity, id) {
    var object = document.getElementById(id).style; 
    object.opacity = (opacity / 101); 
    object.MozOpacity = (opacity / 101); 
    object.KhtmlOpacity = (opacity / 100); 
    object.filter = "alpha(opacity=" + opacity + ")"; 
}



function currentOpac(id, opacEnd, millisec) {

    var currentOpac = 100;
    

    if(document.getElementById(id).style.opacity < 100) {
        currentOpac = document.getElementById(id).style.opacity * 100; 
    }

    opacity(id, currentOpac, opacEnd, millisec)
    
}