var offsetfrommouse=[20,-15]; //image x,y offsets from cursor position in pixels. Enter 0,0 for no offset
var displayduration=0; //duration in seconds image should remain visible. 0 for always.
var currentimageheight = 325; // maximum image size. 
var previewwidth = currentimageheight;
//var prev_h;			 // vyska prev okna
var left_space = 120 // close the gap when we move the preview to the left of the cursor
var flip_loc_x = 445 // When we get to loc clientWidth - 445 then move the preview to the left of the cursor
var flip_loc_y = 200

function getprevobj(o){
    if (document.getElementById)
        return document.getElementById(o).style
    else if (document.all)
        return document.all.o.style
}

function getprevobjnostyle(o){
    if (document.getElementById)
        return document.getElementById(o)
    else if (document.all)
        return document.all.o
}

function getObjectByName(n){
    alert(n);
    return(document.getElementsByTagName(n)[0].firstChild);
}

function truebody(){
   return (!window.opera && document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function showprev(imagesrc, h){
        prev_h = 300;
        newHTML = '<div style="padding: 5px; background-color: #fdfdfd; border: 1px solid #ccc; width: ' + previewwidth + 'px; z-index: 5;">';
        newHTML = newHTML + '<div align="center" style="padding: 8px 2px 8px 2px;"><img src="' + imagesrc + '" border="0"></div>';
        newHTML = newHTML + '</div>';
        getprevobjnostyle("previewcontainer").innerHTML = newHTML;
        setTimeout('getprevobj("previewcontainer").visibility="visible"',400);
        document.onmousemove=followmouse;
}

function hideprev(){
        getprevobj("previewcontainer").visibility="hidden";
        getprevobj("previewcontainer").left="-500px";
        document.onmousemove="";
}

function followmouse(e){
    var xcoord=offsetfrommouse[0];
    var ycoord=offsetfrommouse[1];
    var scrolltop;
    var prev_h = 300;
    
    if(getprevobjnostyle('bodyContent').scrollTop)
        scrolltop=getprevobjnostyle('bodyContent').scrollTop;
    else
        scrolltop=truebody().scrollTop;

    var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15;
    var docheight=document.all? Math.min(truebody().scrollHeight, truebody().clientHeight) : Math.min(document.body.offsetHeight, window.innerHeight);

    if (typeof e != "undefined"){
        if (docwidth - e.pageX < flip_loc_x){
            xcoord = e.pageX - xcoord - flip_loc_x + left_space; // Move to the left side of the cursor
        } else {
            xcoord += e.pageX;
        }
        if (docheight - e.pageY < (prev_h + flip_loc_y)){
            ycoord += e.pageY - Math.max(0,(flip_loc_y + prev_h + e.pageY - docheight - scrolltop));
        } else {
            ycoord += e.pageY;
        }

    } else if (typeof window.event != "undefined"){
        if (docwidth - event.clientX < flip_loc_x){ // changed from 300
            xcoord = event.clientX + truebody().scrollLeft - xcoord - flip_loc_x + left_space; // changed from 286 Move to the left side of the cursor
        } else {
            xcoord += truebody().scrollLeft+event.clientX
        }
        if (docheight - event.clientY < (prev_h + flip_loc_y)){
            ycoord += event.clientY + scrolltop - Math.max(0,(flip_loc_y + prev_h + event.clientY - docheight));
        } else {
            ycoord += scrolltop + event.clientY;
        }
    }

    getprevobj("previewcontainer").left=xcoord+"px"
    getprevobj("previewcontainer").top=ycoord+"px"
}

// zobrazovanie cien
var zXml={useActiveX:(typeof ActiveXObject!="undefined"),useDom:document.implementation&&document.implementation.createDocument,useXmlHttp:(typeof XMLHttpRequest!="undefined")};zXml.ARR_XMLHTTP_VERS=["MSXML2.XmlHttp.5.0","MSXML2.XmlHttp.4.0","MSXML2.XmlHttp.3.0","MSXML2.XmlHttp","Microsoft.XmlHttp"];zXml.ARR_DOM_VERS=["MSXML2.DOMDocument.5.0","MSXML2.DOMDocument.4.0","MSXML2.DOMDocument.3.0","MSXML2.DOMDocument","Microsoft.XmlDom"];;function zXmlHttp(){}zXmlHttp.createRequest=function(){if(zXml.useXmlHttp){return new XMLHttpRequest();}else if(zXml.useActiveX){if(!zXml.XMLHTTP_VER){for(var i=0;i<zXml.ARR_XMLHTTP_VERS.length;i++){try{new ActiveXObject(zXml.ARR_XMLHTTP_VERS[i]);zXml.XMLHTTP_VER=zXml.ARR_XMLHTTP_VERS[i];break;}catch(oError){;}}}if(zXml.XMLHTTP_VER){return new ActiveXObject(zXml.XMLHTTP_VER);}else{throw new Error("Could not create XML HTTP Request.");}}else{throw new Error("Your browser doesn't support an XML HTTP Request.");}};zXmlHttp.isSupported=function(){return zXml.useXmlHttp||zXml.useActiveX;};function zXmlDom(){}zXmlDom.createDocument=function(){if(zXml.useDom){var oXmlDom=document.implementation.createDocument("","",null);oXmlDom.parseError={valueOf:function(){return this.errorCode;},toString:function(){return this.errorCode.toString()}};oXmlDom.__initError__();oXmlDom.addEventListener("load",function(){this.__checkForErrors__();this.__changeReadyState__(4);},false);return oXmlDom;;}else if(zXml.useActiveX){if(!zXml.DOM_VER){for(var i=0;i<zXml.ARR_DOM_VERS.length;i++){try{new ActiveXObject(zXml.ARR_DOM_VERS[i]);zXml.DOM_VER=zXml.ARR_DOM_VERS[i];break;}catch(oError){;}}}if(zXml.DOM_VER){return new ActiveXObject(zXml.DOM_VER);}else{throw new Error("Could not create XML DOM document.");}}else{throw new Error("Your browser doesn't support an XML DOM document.");}};zXmlDom.isSupported=function(){return zXml.useDom||zXml.useActiveX;};var oMozDocument=null;if(typeof XMLDocument!="undefined"){oMozDocument=XMLDocument;}else if(typeof Document!="undefined"){oMozDocument=Document;}if(oMozDocument&&!window.opera){oMozDocument.prototype.readyState=0;oMozDocument.prototype.onreadystatechange=null;oMozDocument.prototype.__changeReadyState__=function(iReadyState){this.readyState=iReadyState;if(typeof this.onreadystatechange=="function"){this.onreadystatechange();}};oMozDocument.prototype.__initError__=function(){this.parseError.errorCode=0;this.parseError.filepos=-1;this.parseError.line=-1;this.parseError.linepos=-1;this.parseError.reason=null;this.parseError.srcText=null;this.parseError.url=null;};oMozDocument.prototype.__checkForErrors__=function(){if(this.documentElement.tagName=="parsererror"){var reError=/>([\s\S]*?)Location:([\s\S]*?)Line Number(\d+),Column(\d+):<sourcetext>([\s\S]*?)(?:\-*\^)/;reError.test(this.xml);this.parseError.errorCode=-999999;this.parseError.reason=RegExp.$1;this.parseError.url=RegExp.$2;this.parseError.line=parseInt(RegExp.$3);this.parseError.linepos=parseInt(RegExp.$4);this.parseError.srcText=RegExp.$5;}};oMozDocument.prototype.loadXML=function(sXml){this.__initError__();this.__changeReadyState__(1);var oParser=new DOMParser();var oXmlDom=oParser.parseFromString(sXml,"text/xml");while(this.firstChild){this.removeChild(this.firstChild);}for(var i=0;i<oXmlDom.childNodes.length;i++){var oNewNode=this.importNode(oXmlDom.childNodes[i],true);this.appendChild(oNewNode);}this.__checkForErrors__();this.__changeReadyState__(4);};oMozDocument.prototype.__load__=oMozDocument.prototype.load;oMozDocument.prototype.load=function(sURL){this.__initError__();this.__changeReadyState__(1);this.__load__(sURL);};Node.prototype.__defineGetter__("xml",function(){var oSerializer=new XMLSerializer();return oSerializer.serializeToString(this,"text/xml");});Node.prototype.__defineGetter__("text",function(){var sText="";for(var i=0;i<this.childNodes.length;i++){if(this.childNodes[i].hasChildNodes()){sText+=this.childNodes[i].text;}else{sText+=this.childNodes[i].nodeValue;}}return sText;});}function zXslt(){}zXslt.transformToText=function(oXml,oXslt){if(typeof XSLTProcessor!="undefined"){var oProcessor=new XSLTProcessor();oProcessor.importStylesheet(oXslt);var oResultDom=oProcessor.transformToDocument(oXml);var sResult=oResultDom.xml;if(sResult.indexOf("<transformiix:result")>-1){sResult=sResult.substring(sResult.indexOf(">")+1,sResult.lastIndexOf("<"));}return sResult;;}else if(zXml.useActiveX){return oXml.transformNode(oXslt);}else{throw new Error("No XSLT engine found.");}};function zXPath(){}zXPath.selectNodes=function(oRefNode,sXPath,sXmlNs){if(typeof XPathEvaluator!="undefined"){oXmlNs=oXmlNs||{};var nsResolver=function(sPrefix){return oXmlNs[sPrefix];};var oEvaluator=new XPathEvaluator();var oResult=oEvaluator.evaluate(sXPath,oRefNode,nsResolver,XPathResult.ORDERED_NODE_ITERATOR_TYPE,null);var aNodes=new Array;if(oResult!=null){var oElement=oResult.iterateNext();while(oElement){aNodes.push(oElement);oElement=oResult.iterateNext();}}return aNodes;}else if(zXml.useActiveX){if(oXmlNs){var sXmlNs="";for(var sProp in oXmlNs){sXmlNs+="xmlns:"+sProp+"="+oXmlNs[sProp]+" ";}oRefNode.ownerDocument.setProperty("SelectionNamespaces",sXmlNs);};return oRefNode.selectNodes(sXPath);}else{throw new Error("No XPath engine found.");}};zXPath.selectSingleNode=function(oRefNode,sXPath,oXmlNs){if(typeof XPathEvaluator!="undefined"){;oXmlNs=oXmlNs||{};var nsResolver=function(sPrefix){return oXmlNs[sPrefix];};var oEvaluator=new XPathEvaluator();var oResult=oEvaluator.evaluate(sXPath,oRefNode,nsResolver,XPathResult.FIRST_ORDERED_NODE_TYPE,null);if(oResult!=null){return oResult.singleNodeValue;}else{return null;};}else if(zXML.useActiveX){if(oXmlNs){var sXmlNs="";for(var sProp in oXmlNs){sXmlNs+="xmlns:"+sProp+"="+oXmlNs[sProp]+" ";}oRefNode.ownerDocument.setProperty("SelectionNamespaces",sXmlNs);};return oRefNode.selectSingleNode(sXPath);}else{throw new Error("No XPath engine found.");}};function zXMLSerializer(){}zXMLSerializer.prototype.serializeToString=function(oNode){var sXml="";switch(oNode.nodeType){case 1:sXml="<"+oNode.tagName;for(var i=0;i<oNode.attributes.length;i++){sXml+=" "+oNode.attributes[i].name+"=\""+oNode.attributes[i].value+"\"";}sXml+=">";for(var i=0;i<oNode.childNodes.length;i++){sXml+=this.serializeToString(oNode.childNodes[i]);}sXml+="</"+oNode.tagName+">";break;case 3:sXml=oNode.nodeValue;break;case 4:sXml="<![CDATA["+oNode.nodeValue+"]]>";break;case 7:sXml="<?"+oNode.nodevalue+"?>";break;case 8:sXml="<!--"+oNode.nodevalue+"-->";break;case 9:for(var i=0;i<oNode.childNodes.length;i++){sXml+=this.serializeToString(oNode.childNodes[i]);}break;};return sXml;};

function followmouseC(e){
    var xcoord=offsetfrommouse[0];
    var ycoord=offsetfrommouse[1];
    var scrolltop;
    var prev_h = 170;
    var prev_w = 300;

    if(getprevobjnostyle('bodyContent').scrollTop)
        scrolltop=getprevobjnostyle('bodyContent').scrollTop;
    else
        scrolltop=truebody().scrollTop;

    var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15;
    var docheight=document.all? Math.min(truebody().scrollHeight, truebody().clientHeight) : Math.min(document.body.offsetHeight, window.innerHeight);

    if (typeof e != "undefined"){
        if (docwidth - e.pageX < flip_loc_x){
            xcoord = e.pageX - xcoord - flip_loc_x + left_space; // Move to the left side of the cursor
        } else {
            xcoord += e.pageX;
        }
        if (docheight - e.pageY < (prev_h + flip_loc_y)){
            ycoord += e.pageY - Math.max(0,(flip_loc_y + prev_h + e.pageY - docheight - scrolltop));
        } else {
            ycoord += e.pageY;
        }

    } else if (typeof window.event != "undefined"){
        if (docwidth - event.clientX < flip_loc_x){ // changed from 300
            //xcoord = event.clientX + truebody().scrollLeft - xcoord - flip_loc_x + left_space; // changed from 286 Move to the left side of the cursor
            xcoord = event.clientX + truebody().scrollLeft - xcoord - prev_w; // changed from 286 Move to the left side of the cursor
        } else {
            xcoord += truebody().scrollLeft+event.clientX
        }
        if (docheight - event.clientY < (prev_h + flip_loc_y)){
            ycoord += event.clientY + scrolltop - Math.max(0,(flip_loc_y + prev_h + event.clientY - docheight));
        } else {
            ycoord += scrolltop + event.clientY;
        }
    }
    getprevobj("ContainerCeny").left=xcoord+"px";
    getprevobj("ContainerCeny").top=ycoord+"px";
}
		
function hideCeny() {
	var target = $('ContainerCeny');
	target.hide();
	getprevobj("ContainerCeny").visibility="hidden";
	getprevobj("ContainerCeny").left="-500px";
    document.onmousemove="";
}

function showCeny(imageId) {
	var targetCont = $('ContainerCeny');
    var oHttp = zXmlHttp.createRequest();
    if (oHttp.readyState != 0)  oHttp.abort();
    var strReq = '/foto_ceny_ajax.asp?id=' +  imageId;
    
    oHttp.open('GET', strReq, true);
    oHttp.onreadystatechange = function () {
        if (oHttp.readyState == 4) {
            var aRetVal = oHttp.responseText;
			var body = (!window.opera && document.compatMode && document.compatMode != 'BackCompat') ? document.documentElement : document.body;
			var docwidth = document.all ? body.scrollLeft + body.clientWidth : window.pageXOffset + window.innerWidth-15;
			var docheight = document.all ? Math.max(body.scrollHeight, body.clientHeight) : Math.max(body.offsetHeight, window.innerHeight);
			var dim = { width: 300, height: 170 };	//target.down('table').getDimensions();
			targetCont.setStyle({
				width: dim.width + 'px',
				height: dim.height + 'px'
				});
			setTimeout('getprevobj("ContainerCeny").visibility="visible"',400);
			targetCont.show();
			eval(aRetVal);
			document.onmousemove=followmouseC;
			}
		}
	oHttp.setRequestHeader('Content-Type', 'text/html; charset=windows-1250');
    oHttp.send();

}