Don't create duplicate styles, bug #4
Don't create duplicate styles, bug #4

stratusdata/javascript-detect-element-resize,lukaszzdanikowski/javascript-detect-element-resize,vasilian/javascript-detect-element-resize,deltreey/javascript-detect-element-resize,lukaszzdanikowski/javascript-detect-element-resize,poscar/javascript-detect-element-resize,zzarcon/javascript-detect-element-resize,sdecima/javascript-detect-element-resize,deltreey/javascript-detect-element-resize,stratusdata/javascript-detect-element-resize,vasilian/javascript-detect-element-resize,zzarcon/javascript-detect-element-resize