div1 This is a test div for (effect, options, speed, callback)

div2 This is a test div for (effect, options, speed)

div3 This is a test div for (effect, options)

div4 This is a test div for (effect)

div5 This is a test div for (effect, speed, callback)

div6 This is a test div for (effect, speed)

div7 This is a test div for (effect, callback)

div8 This is a test div for (options, callback)