function create_unique_random_array(num_elements,minimum,maximum) {
    var temp, nums = new Array;
    for (var element=0; element<num_elements; element++) {
        //IMPORTANT: DON'T FORGET THE SEMI-COLON AT THE END
        while((temp=number_found(random_number(minimum,maximum),nums))==-1);
        nums[element] = temp;
    }
    return (nums);
}

function number_found (random_number,number_array) {
	for (var element=0; element<number_array.length; element++) {
        if (random_number==number_array[element]) {
			return (-1);
		}
   	}
    return (random_number);
}

function random_number(minimum,maximum) {
    return (Math.round((maximum-minimum) * Math.random() + minimum));
}