// function gets a random number in the range myStart to myEnd.
function myGetRandom(myStart, myEnd){
	var myRange = myEnd - myStart; 
	return myStart + Math.floor(Math.random()*myRange); 
}

//fill current selection with random cmyk value
function randomFill(targetDoc) {
	var fill = new SolidColor()
	with (fill) {
	  cmyk.cyan  = myGetRandom(0,100);
		cmyk.magenta = myGetRandom(0,100);
 		cmyk.yellow = myGetRandom(0,100);
// 	cmyk.black = myGetRandom(0,100); 		
	}
	targetDoc.selection.fill(fill)
}