function encrypt(theText) 
 {
    
	var browserName=navigator.appName; 

	if (browserName=="Netscape")
	{ 
 		output = theText;
	} else {

		if(theText != null)
		{
		
			output = new String;
			Temp = new Array();
			Temp2 = new Array();
			TextSize = theText.length;

			for (i = 0; i < TextSize; i++) 
			{
				rnd = Math.round(Math.random() * 122) + 68;
				Temp[i] = theText.charCodeAt(i) + rnd;
				Temp2[i] = rnd;
			}
		
		
			for (i = 0; i < TextSize; i++) 
			{
				output += String.fromCharCode(Temp[i], Temp2[i]);
			}
		} else {
			output = null;
		}
	
	}

    return output;
}


function unEncrypt(theText) {
    
	
	var browserName=navigator.appName; 

	if (browserName=="Netscape")
	{ 
 		output = theText;
	} else {
	
		if(theText != null)
		{
			output = new String;
			Temp = new Array();
			Temp2 = new Array();
			TextSize = theText.length;
			
			for (i = 0; i < TextSize; i++) 
			{
				Temp[i] = theText.charCodeAt(i);
				Temp2[i] = theText.charCodeAt(i + 1);
			}
		
			for (i = 0; i < TextSize; i = i+2) 
			{
				output += String.fromCharCode(Temp[i] - Temp2[i]);
			}
			
		} else {
			output = null;
		}
	
	}

    return output;
}