pic1 = new Image(); 
pic1.src="images/opium_02o.gif"; 

pic2 = new Image(); 
pic2.src="images/opium_03o.gif"; 

pic3 = new Image(); 
pic3.src="images/opium_04o.gif"; 

pic4 = new Image(); 
pic4.src="images/opium_06o.gif";  

pic5 = new Image(); 
pic5.src="images/opium_07o.gif"; 

pic6 = new Image(); 
pic6.src="images/opium_08o.gif"; 

pic7 = new Image(); 
pic7.src="images/opium_09o.gif";