/**
* Cornerz 0.6 - Bullet Proof Corners
* Jonah Fox (jonah@parkerfox.co.uk) 2008
*/

(function($){if($.browser.msie&&document.namespaces.v==null){document.namespaces.add("v","urn:schemas-microsoft-com:vml");var ss=document.createStyleSheet().owningElement;ss.styleSheet.cssText="v\\:*{behavior:url(#default#VML);}";}$.fn.cornerz=function(options){function canvasCorner(t,l,r,bw,bc,bg){var sa,ea,cw,sx,sy,x,y,p=1.57,css="position:absolute;";if(t){sa=-p;sy=r;y=0;css+="top:-"+bw+"px;";}else
{sa=p;sy=0;y=r;css+="bottom:-"+bw+"px;";}if(l){ea=p*2;sx=r;x=0;css+="left:-"+bw+"px;";}else
{ea=0;sx=0;x=r;css+="right:-"+bw+"px;";}var canvas=$("<canvas width="+r+"px height="+r+"px style='"+css+"' ></canvas>");var ctx=canvas[0].getContext('2d');ctx.beginPath();ctx.lineWidth=bw*2;ctx.arc(sx,sy,r,sa,ea,!(t^l));ctx.strokeStyle=bc;ctx.stroke();ctx.lineWidth=0;ctx.lineTo(x,y);ctx.fillStyle=bg;ctx.fill();return canvas;}function canvasCorners(corners,r,bw,bc,bg){var hh=$("<div style='display: inherit' />");$.each(corners.split(" "),function(){hh.append(canvasCorner(this[0]=="t",this[1]=="l",r,bw,bc,bg));});return hh;}function vmlCurve(r,b,c,m,ml,mt,right_fix){var l=m-ml-right_fix;var t=m-mt;return"<v:arc filled='False' strokeweight='"+b+"px' strokecolor='"+c+"' startangle='0' endangle='361' style=' top:"+t+"px;left: "+l+";width:"+r+"px; height:"+r+"px' />";}function vmlCorners(corners,r,bw,bc,bg,w){var h="<div style='text-align:left; '>";$.each($.trim(corners).split(" "),function(){var css,ml=1,mt=1,right_fix=0;if(this.charAt(0)=="t"){css="top:-"+bw+"px;";}else{css="bottom:-"+bw+"px;";mt=r+1;}if(this.charAt(1)=="l"){css+="left:-"+bw+"px;";}else{css+="right:-"+(bw)+"px; ";ml=r;right_fix=1;}h+="<div style='"+css+"; position: absolute; overflow:hidden; width:"+r+"px; height: "+r+"px;'>";h+="<v:group  style='width:1000px;height:1000px;position:absolute;' coordsize='1000,1000' >";h+=vmlCurve(r*3,r+bw,bg,-r/2,ml,mt,right_fix);if(bw>0){h+=vmlCurve(r*2-bw,bw,bc,Math.floor(bw/2+0.5),ml,mt,right_fix);}h+="</v:group>";h+="</div>";});h+="</div>";return h;}var settings={corners:"tl tr bl br",radius:10,background:"white",borderWidth:0,fixIE:true};$.extend(settings,options||{});var incrementProperty=function(elem,prop,x){var y=parseInt(elem.css(prop))||0;elem.css(prop,x+y);};return this.each(function(){var $$=$(this);var r=settings.radius*1.0;var bw=(settings.borderWidth||parseInt($$.css("borderTopWidth"))||0)*1.0;var bg=settings.background;var bc=settings.borderColor;bc=bc||(bw>0?$$.css("borderTopColor"):bg);var cs=settings.corners;if($.browser.msie){h=vmlCorners(cs,r,bw,bc,bg,$(this).width());this.innerHTML+=h;}else{$$.append(canvasCorners(cs,r,bw,bc,bg));}if(this.style.position!="absolute"){this.style.position="relative";}this.style.zoom=1;if($.browser.msie&&settings.fixIE){var ow=$$.outerWidth();var oh=$$.outerHeight();if(ow%2==1){incrementProperty($$,"padding-right",1);incrementProperty($$,"margin-right",1);}if(oh%2==1){incrementProperty($$,"padding-bottom",1);incrementProperty($$,"margin-bottom",1);}}});};})(jQuery);