Stuff

public String Decrypt(String text){
		
		theText=new StringBuffer(text);
		int n= theText.length();
		int de, ke=0, temp1;
		char temp;
		
		for(int k=0; k<n; k++){
			temp=theText.charAt(k);
			if(temp!=' '){
			de=(int)temp-key.getDigit(ke);
			if(de<=64){
				temp1=65-de;
				de=90-temp;
			}
				
			temp=(char)de;
			theText.setCharAt(k, temp);
			ke++;
			if(ke == 10){
				ke=0;
			}
		}
		
}
		return theText.toString();
		
		
	}	

}