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a.length);;){var b=a.slice(0,d).toLowerCase().length;if(b<h)++d;else if(b>h)--d;else return d}}var g=a.Pos;e.prototype={findNext:function(){return this.find(!1)},findPrevious:function(){return this.find(!0)},find:function(a){function b(a){a=g(a,0);h.pos={from:a,to:a};return h.atOccurrence=!1}for(var h=this,e=this.doc.clipPos(a?this.pos.from:this.pos.to);;){if(this.pos=this.matches(a,e))return this.atOccurrence=!0,this.pos.match||!0;if(a){if(!e.line)return b(0);e=g(e.line-1,this.doc.getLine(e.line-
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