function change (picture, caption, num) {
	document.prime.src = "http://bigbrick.com/images/large-loading.gif";
	document.prime.src = picture;
	var total = $('.prop-slides ul li').length;
	if ((caption!==null)&&(caption!=="")&&(caption!==undefined)&&(caption!=="undefined")){
	$("#img_caption").html(caption).show();//num+" of "+total+" «"+caption+"»";
	console.log($("#img_caption").width());
	$("#img_caption_bg")
	    .width($("#img_caption").width()+4)
	    .css('left', (($("#img_caption_wrap").width()-$("#img_caption").width())/2-2)+'px');
	}
	else
	    $("#img_caption").html("");// num+" of "+total;
	if (caption=="")
	    $("#img_caption_wrap").hide();	
	else{
	    $("#img_caption_wrap").show();
	    $("#img_caption_bg")
	    .width($("#img_caption").width()+4)
	    .css('left', (($("#img_caption_wrap").width()-$("#img_caption").width())/2-2)+'px');
	
	}
}
function changeHover (picture, caption, num) {
	$('#onhover_img, onhover_img_caption').show();
	var total = $('.prop-slides ul li').length;
	document.onhover_img.src = picture;
	if ((caption!==null)&&(caption!=="")&&(caption!==undefined)&&(caption!=="undefined"))
	document.getElementById("onhover_img_caption").innerHTML = num+" of "+total+" «"+caption+"»";
	else
	document.getElementById("onhover_img_caption").innerHTML = num+" of "+total;
}