function oz_fadeall() {
	oz_fadeout('oz_cairo', 500);
	oz_fadeout('oz_dubai', 500);
	oz_fadeout('oz_doha', 500);
	oz_fadeout('oz_riyadh', 500);
	oz_fadeout('oz_rome', 500);
}

function oz_fadein(id, millisec) {
	if (id != 'oz_cairo') {document.getElementById('oz_cairo').style.visibility = 'hidden'};
	if (id != 'oz_dubai') {document.getElementById('oz_dubai').style.visibility = 'hidden'};
	if (id != 'oz_doha') {document.getElementById('oz_doha').style.visibility = 'hidden'};
	if (id != 'oz_riyadh') {document.getElementById('oz_riyadh').style.visibility = 'hidden'};
	if (id != 'oz_rome') {document.getElementById('oz_rome').style.visibility = 'hidden'};

	var object = document.getElementById(id).style;
	var speed = Math.round(millisec / 100); 
	var timer = 0;
	if (object.visibility == false || object.visibility == 'hidden') {
		for(i = 0; i <= 100; i++) { 
			setTimeout("oz_Opac(" + i + ",'" + id + "')",(timer * speed)); 
			timer++; 
		}
	}
}

function oz_fadeout(id, millisec) {
	var object = document.getElementById(id).style;
	var speed = Math.round(millisec / 100); 
	var timer = 0;
	var agt=navigator.userAgent.toLowerCase();
   
   	if(agt.indexOf('msie')!=-1){
		if (object.visibility == 'visible') {
			setTimeout("oz_Opac(0,'" + id + "')",0); 
		}	
	} else {
		if (object.visibility == 'visible') {
		for(i = 100; i >= 0; i--) {
			setTimeout("oz_Opac(" + i + ",'" + id + "')",(timer * speed)); 
			timer++;
			}
		}
	}
	
	
}

function oz_fadeoutdel(id, millisec, tdel) {
	setTimeout("oz_fadeout('" + id + "'," + millisec + ")", tdel); 
}

function oz_Opac(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 + ")";
	if (opacity >= 1) {object.visibility='visible';}
	else if (opacity <= 0) {object.visibility='hidden';}
}


function oz_bubbles(id, alt)

{
    document.write(" <div class='page' id='" + id + "'><img alt='" + alt + "' src='images/" + alt + ".jpg'></a></div>");


}