// JavaScript Document
var loader;
var funcaoLoad = null;
var newImg = [];

function procuraEnter(event){
	
	if(window.event) {
	
    	keynum = event.keyCode;
			  
    } else if(event.which) {
		  
    	keynum = event.which 
		 
   	}  
	
    if( keynum==13 ) {
		
		filtraBusca();
	  
    }  

}

function xmlLoader(url){
	
	if(window.XMLHttpRequest)
	{	
		loader = new XMLHttpRequest;
		loader.open("GET", url ,false);
		loader.onreadystatechange = function() 
		{
			//if (this.readyState == XMLHttpRequest.DONE) 
			//{
				//return;
			//}
		}
        loader.send(null);
		return loader.responseXML;
		
    }else if(window.ActiveXObject)
	{	
        loader = new ActiveXObject("Msxml2.DOMDocument.3.0");
        loader.async = false;
        loader.load(url);
        return loader;
    }
}

function loadd(){
	
	if (window.DOMParser){
		
		parser = new DOMParser();
 		var xml = parser.parseFromString(loader.responseText,"text/xml");
		
	}else{
		
		var xml = new ActiveXObject("Microsoft.XMLDOM");
		xml.async="false";
		xml.loadXML(loader.responseText);
		 
 	}
	
	if(funcaoLoad!=null){
	
		funcaoLoad(xml);
		
	}

}

function getWindowWidth() {
	
	var myWidth = 0;
	  
	if( typeof( window.innerWidth ) == 'number' ) {
		  
		//Non-IE
		myWidth = window.innerWidth;
		   
	} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
		  
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
		   
	} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
		  
		//IE 4 compatible
		myWidth = document.body.clientWidth;
	   
	}
	  
	return myWidth;
  
}

function getWindowHeight() {
	
 	var myHeight = 0;
  
  	if( typeof( window.innerWidth ) == 'number' ) {
		  
		//Non-IE
		myHeight = window.innerHeight;
		
  	} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
		  
		//IE 6+ in 'standards compliant mode'
		myHeight = document.documentElement.clientHeight;
		
  	} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
		
		//IE 4 compatible
		myHeight = document.body.clientHeight;
		
  	}
  
  	return myHeight;
	
}

function getScroll(){
	
	var viewTop = $(window).scrollTop();
	var viewBottom = (viewTop + $(window).height());
	
	return viewBottom;
	
}

function resumeTexto(text, size){
	
	var textArray = text.split(" ");
	var textReturn = "";
	var textSize = (textArray.length < size) ? textArray.length : size;
	
	for (var i = 0 ; i < textSize ; i++){
		
		textReturn += textArray[i] + " ";
		
	}
	
	return textReturn;
	
}

function searchonBlur(obj){
	
	if(obj.value==''){
		
		obj.value = 'BUSCA';
		
	}
	
}

function searchonFocus(obj){
	
	if(obj.value=='BUSCA'){
		
		obj.value = '';
		
	}
	
}

function loadImg(imgSrc, id, imgLoaded){
	
	newImg[id] = new Image();
	newImg[id].name = id;
	newImg[id].src = imgSrc;
	
	if(BrowserDetect.browser!="Explorer"){
		
		newImg[id].onload = imgLoaded;
		
	}else{
		
		imgLoaded(newImg[id]);
		
	}
	
}

function openLink(url){
	
	location.href=url;
	
}

function openLinkWindow(url){

	window.open(url); 
	self.focus();
	
}

function abreLinkPopUp(pagina,largura,altura) {
	
	w = screen.width;
	h = screen.height;
	
	meio_w = w/2;
	meio_h = h/2;
	
	altura2 = altura/2;
	largura2 = largura/2;
	
	meio1 = meio_h-altura2;
	meio2 = meio_w-largura2;
	
	window.open(pagina,'','height=' + altura + ', width=' + largura + ', top='+meio1+', left='+meio2+'');
	
}

function fieldFocus(obj){
	
	var oldValue = obj.id;
	var vlr = obj.value;
	
	if(vlr=="" || vlr==oldValue){
		
		obj.value ="";
		
	}
	
}

function fieldBlur(obj){
	
	var oldValue = obj.id;
	var vlr = obj.value;
	
	if(trim(vlr)==""){
		
		obj.value = oldValue;
		
	}
	
}

function trim(str){
	
	return str.replace(/^\s+|\s+$/g,"");
	
}

function disableSelection(target){

    if (typeof target.onselectstart!="undefined") //IE route
        target.onselectstart=function(){return false}

    else if (typeof target.style.MozUserSelect!="undefined") //Firefox route
        target.style.MozUserSelect="none";

    else //All other route (ie: Opera)
        target.onmousedown=function(){return false}

    target.style.cursor = "default";
	
}