var cautionText="Warning - Flickering Image - Do NOT use this program if there is any risk it might trigger migrane, epilepsy, or any other medical condition.";
var rubricText="Move the slider to the LEFT until:<br/>"+
"&nbsp;&nbsp; 1) the 'A' and the 'V' merge together into a flickering 'XX' shape,<br/>"+
"&nbsp;&nbsp; 2) you can no longer COMFORTABLY read ALL the words,<br/>"+
"and take note of these two numbers.";