function Illuminate(imgDocID,imgObjName){document.images[imgDocID].src=eval(imgObjName+".src")}
letter1=new Image;letter1.src="letter1.gif";letter1_at=new Image;letter1_at.src="letter1_at.gif";letter2=new Image;letter2.src="letter2.gif";letter2_at=new Image;letter2_at.src="letter2_at.gif";letter3=new Image;letter3.src="letter3.gif";letter3_at=new Image;letter3_at.src="letter3_at.gif";letter4=new Image;letter4.src="letter4.gif";letter4_at=new Image;letter4_at.src="letter4_at.gif";letter5=new Image;letter5.src="letter5.gif";letter5_at=new Image;letter5_at.src="letter5_at.gif";letter6=new Image;letter6.src="letter6.gif";letter6_at=new Image;letter6_at.src="letter6_at.gif";