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fixed tabIndex to handle empty string

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chrome acts buggy and jumps when tabindex is not set to empty string.

fixes #769
This commit is contained in:
accraze 2015-12-22 16:55:08 -08:00
parent c4b1e05e25
commit 3925d1cb14
1 changed files with 1 additions and 1 deletions
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2
src/viewer.js
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@ -234,7 +234,7 @@ $.Viewer = function( options ) {
style.left = "0px";
}(this.canvas.style));
$.setElementTouchActionNone( this.canvas );
this.canvas.tabIndex = options.tabIndex || 0;
this.canvas.tabIndex = options.tabIndex || 0 || "" ;
//the container is created through applying the ControlDock constructor above
this.container.className = "openseadragon-container";