function prImage(id){
	
	
	/*
	Ext.DomHelper.overwrite('chn', {
		tag: 'img', src: '/files/products/'+data, style:'visibility:hidden;',cls:'img', id:'show_img'
	}, true).show(true).frame();
	*/
};
function prjImage(id){
	var z=id+"_b";
	
	var Gl = Ext.get('BigImageGallery').select('.display-photo', true);
	
	if (Gl.elements.length==1){
		if (z==Gl.elements[0].id){
			return true;
		}
		if (Ext.get(Gl.elements[0].id).hasActiveFx()){
			Ext.get(Gl.elements[0].id).replaceClass('display-photo', 'hidden-photo');
			if (Ext.get(z)){
			Ext.get(z).replaceClass('hidden-photo', 'display-photo');
			}
		}
		else{
		Ext.get(Gl.elements[0].id).fadeOut({
		    endOpacity: 0, //can be any value between 0 and 1 (e.g. .5)
		    duration: .1,
		    callback:function(){
			
			Ext.get(z).setOpacity(0);
			Ext.get(z).replaceClass('hidden-photo', 'display-photo');
			Ext.get(z).fadeIn({
				 duration: .1,
				useDisplay: false
			});
			Ext.get(Gl.elements[0].id).replaceClass('display-photo', 'hidden-photo');
			Ext.get(Gl.elements[0].id).stopFx();
		},
		    remove: false,
		    useDisplay: false
		});
		}
	}
	else if (Gl.elements.length==0){
		var tr = Ext.get('BigImageGallery').select('.hidden-photo', true);
		if (tr.elements.length>0){
			
			Ext.get(tr.elements[0].id).replaceClass('hidden-photo', 'display-photo');
		}
	}
    /*
	Ext.DomHelper.overwrite('chn', {
		tag: 'img', src: '/files/projects/'+data, style:'visibility:hidden;',cls:'img', id:'show_img'
	}, true).show(true).frame();
	*/
};