Prevent a div from starting a new line

.selector {
     display: inline;
}

You can also apply this parameter directly in the HTML div by adding the following string to the div (just after the class):

<div class="myclass" style="display:inline;"></div>

 
Source: http://stackoverflow.com/questions/1826735/how-do-i-prevent-div-tag-starting-a-new-line