Gif Loop Coder Flow

function onGLC(glc) {
    glc.loop();
    glc.styles.backgroundColor = "#000000";
    // glc.playOnce();
    // glc.size(400, 400);
    // glc.setDuration(5);
    // glc.setFPS(20);
    glc.setMode("single");
    // glc.setEasing(false);
    // glc.setMaxColors(256);
    var list = glc.renderList,
        width = glc.w,
        height = glc.h;
    var num = 4,
        minSize = 20,
        maxSize = 60;

for(var i = 0; i < num; i++) {
        list.addText({
        text: ("frow"),
        x: 100,
        y: [300,100],
        fontSize: [minSize,maxSize],
        fillStyle: ["blue","red"],
        phase: i * 0.2
     });
    }
for(var i = 0; i < num; i++) {
        list.addText({
        text: ("flow"),
        x: [100,300],
        y: 100,
        fontSize: [maxSize,minSize],
        fillStyle: ["red","yellow"],
        phase: i * 0.2
     });
    }
for(var i = 0; i < num; i++) {
        list.addText({
        text: ("glow"),
        x: 300,
        y: [100,300],
        fontSize: [minSize,maxSize],
        fillStyle: ["yellow","green"],
        phase: i * 0.2
     });
    }
for(var i = 0; i < num; i++) {
        list.addText({
        text: ("grow"),
        x: [300,100],
        y: 300,
        fontSize: [maxSize,minSize],
        fillStyle: ["green","blue"],
        phase: i * 0.2
     });
    }
}