if (document.images) {	

	gallery1sa = new Image(); 		gallery1sa.src="images/21_gallery/1sa.jpg";  
	gallery2sa = new Image(); 		gallery2sa.src="images/21_gallery/2sa.jpg";   
	gallery3sa = new Image(); 		gallery3sa.src="images/21_gallery/3sa.jpg";   
	gallery4sa = new Image(); 		gallery4sa.src="images/21_gallery/4sa.jpg";   
	gallery5sa = new Image(); 		gallery5sa.src="images/21_gallery/5sa.jpg";   
	gallery6sa = new Image(); 		gallery6sa.src="images/21_gallery/6sa.jpg";   
	gallery7sa = new Image(); 		gallery7sa.src="images/21_gallery/7sa.jpg";   
	gallery8sa = new Image(); 		gallery8sa.src="images/21_gallery/8sa.jpg";  
	gallery9sa = new Image(); 		gallery9sa.src="images/21_gallery/9sa.jpg";   
	gallery10sa = new Image(); 		gallery10sa.src="images/21_gallery/10sa.jpg";   
	gallery11sa = new Image(); 		gallery11sa.src="images/21_gallery/11sa.jpg";   
	gallery12sa = new Image(); 		gallery12sa.src="images/21_gallery/12sa.jpg";  
	
}