// JQUERY

$().ready(function()   {
	    /*Menu cascata*/
$('td.menu_categorias_topo').hover(function () {
var menu_casc= "#menu_casc"+$(this).attr("contador"); 
$(menu_casc).toggle();
});

var proto = $.ui.autocomplete.prototype,
initSource = proto._initSource;

function filter( array, term ) {
var matcher = new RegExp( $.ui.autocomplete.escapeRegex(term), "i" );
return $.grep( array, function(value) {
return matcher.test( $( "<div>" ).html( value.label || value.value || value ).text() );
});
}

$.extend( proto, {
_initSource: function() {
if ( this.options.html && $.isArray(this.options.source) ) {
this.source = function( request, response ) {
response( filter( this.options.source, request.term ) );
};
} else {
initSource.call( this );
}
},

_renderItem: function( ul, item) {
return $( "<li></li>" )
.data( "item.autocomplete", item )
.append( $( "<a></a>" )[ this.options.html ? "html" : "text" ]( item.label ) )
.appendTo( ul );
}
});

var ajaxCache = {};
 
$("#pesquisaForm").autocomplete({
	source: function(request, response) {
		var cachedTerm = (request.term ) . toLowerCase();
		if (ajaxCache[cachedTerm] != undefined && ajaxCache[cachedTerm].length < 13) {
			response($.map(ajaxCache[cachedTerm], function(item) {
				return {
					label: item.label,
					value: item.value
				}
			}));
		}
		else {
			$.ajax({
			  url: "/ajax/sugestoesPesquisa.php",
			      dataType: "json",
			      data: {
			    q: request.term
				},
			      success: function(data) {
			      ajaxCache[cachedTerm] = data;
			      response($.map(data, function(item) {
						return {
						label: item.label,
						value: item.value
						    }
					}));
			    }
			  });
		}
    },
        html: true,
	minLength: 3,
	select: function(event, ui) {
		this.close
	},
	open: function() {

	},
	close: function() {

	}
});


});





//AJAX
var xmlHttp;
var span_dest='ajax';
var ajax_accao='';
var ajax_accao_var1='';

// Função qdo está o AJAX terminado
function ajax_pronto()
{
  switch(ajax_accao)
    {
    case 'carrinhoAdicionaFade':
      colorFade('carrinhoFadeCore','background','EFAD3B','F5F5F5',40,35);
      break;
    case 'carrinhoAlterarFade':
      colorFade(ajax_accao_var1,'background','CFFFCF','FFFFFF',40,8);
      break;
    case 'carrinhoRemoveFade':
      colorFade(ajax_accao_var1,'background','EFAD3B','F5F5F5',40,8);
      setTimeout("document.getElementById(ajax_accao_var1).style.display='none';",350);
      break;
    }

}


function Ajax(url, dest)
{
  span_dest = typeof(dest) != 'undefined' ? dest : span_dest;
  xmlHttp=GetXmlHttpObject()
    if (xmlHttp==null)
      {
	alert ("Browser sem suporte para AJAX!");
	return;
      } 
  url=url+"&sid_mh="+Math.random();
  xmlHttp.onreadystatechange=stateChanged;
  xmlHttp.open("GET",url,true);
  xmlHttp.send(null);
} 

function stateChanged() 
{ 

  if (xmlHttp.readyState==4)
    { 

      // Se existir, actualiza HTML
      if(document.getElementById(span_dest) && xmlHttp.responseText!='')
	document.getElementById(span_dest).innerHTML=xmlHttp.responseText;
      

      // Se função existir, chama função AJAX respectiva
      if (typeof window.ajax_pronto == 'function')
	ajax_pronto();
    }


}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}





  // FADE COR
// main function to process the fade request //
function colorFade(id,element,start,end,steps,speed) {
  var startrgb,endrgb,er,eg,eb,step,rint,gint,bint,step;
  var target = document.getElementById(id);
  if(!target)
    return true;
  steps = steps || 20;
  speed = speed || 20;
  clearInterval(target.timer);
  endrgb = colorConv(end);
  er = endrgb[0];
  eg = endrgb[1];
  eb = endrgb[2];
  if(!target.r) {
    startrgb = colorConv(start);
    r = startrgb[0];
    g = startrgb[1];
    b = startrgb[2];
    target.r = r;
    target.g = g;
    target.b = b;
  }
  rint = Math.round(Math.abs(target.r-er)/steps);
  gint = Math.round(Math.abs(target.g-eg)/steps);
  bint = Math.round(Math.abs(target.b-eb)/steps);
  if(rint == 0) { rint = 1 }
  if(gint == 0) { gint = 1 }
  if(bint == 0) { bint = 1 }
  target.step = 1;
  target.timer = setInterval( function() { animateColor(id,element,steps,er,eg,eb,rint,gint,bint) }, speed);
}

// incrementally close the gap between the two colors //
function animateColor(id,element,steps,er,eg,eb,rint,gint,bint) {
  var target = document.getElementById(id);
  if(!target)
    return true;
  var color;
  if(target.step <= steps) {
    var r = target.r;
    var g = target.g;
    var b = target.b;
    if(r >= er) {
      r = r - rint;
    } else {
      r = parseInt(r) + parseInt(rint);
    }
    if(g >= eg) {
      g = g - gint;
    } else {
      g = parseInt(g) + parseInt(gint);
    }
    if(b >= eb) {
      b = b - bint;
    } else {
      b = parseInt(b) + parseInt(bint);
    }
    color = 'rgb(' + r + ',' + g + ',' + b + ')';
    if(element == 'background') {
      target.style.backgroundColor = color;
    } else if(element == 'border') {
      target.style.borderColor = color;
    } else {
      target.style.color = color;
    }
    target.r = r;
    target.g = g;
    target.b = b;
    target.step = target.step + 1;
  } else {
    clearInterval(target.timer);
    color = 'rgb(' + er + ',' + eg + ',' + eb + ')';
    if(element == 'background') {
      target.style.backgroundColor = color;
    } else if(element == 'border') {
      target.style.borderColor = color;
    } else {
      target.style.color = color;
    }
  }
}

// convert the color to rgb from hex //
function colorConv(color) {
  var rgb = [parseInt(color.substring(0,2),16), 
    parseInt(color.substring(2,4),16), 
    parseInt(color.substring(4,6),16)];
  return rgb;
}


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
 
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
 
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}