var logos=new Array();

function showlogos(){

	for(var i=0; i<5; i++){

		flag=1;

		while(flag==1){

			logo=Math.floor(Math.random()*11)+1;

			flag=0;

			for (j=0; j<i; j++){

				if (logo==logos[j]) flag=1;

			}

		}

		logos[i]=logo;

	}

	for (i=0; i<5; i++) document.write("<img src=./logos/"+logos[i]+".jpg class=logos alt='наши производители'>");

}




var catalog_opened=0;

function showcatalog(){

	if (catalog_opened==0){

		catalog_opened=1;

		showLayer('catalog');

	}

	else{

		catalog_opened=0;

		hideLayer('catalog');

	}

}




var opened=new Array(0);

function showallcategories(showFlag){

	if (showFlag==1){

		for(var i=1; i<num+1; i++){

			submenu=document.getElementById('submenu' + i);

			if (submenu) showLayer(i);

		}

	}

	else{

		for(var i=1; i<num+1; i++){

			submenu=document.getElementById('submenu' + i);

			if (submenu) hideLayer(i);

		}

	}

}

function indexshowcategory(layerNum){

	if (opened[layerNum+1]==1){

		hideLayer(layerNum);

	}

	else{

		showLayer(layerNum);

	}

}

var opened_cat=0;

function showcategory(layerNum){

	if (opened_cat!=layerNum){

		if (opened_cat) hideLayer(opened_cat);

		showLayer(layerNum);

		opened_cat=layerNum;

	}

	else{

		if (opened_cat) hideLayer(opened_cat);

		opened_cat=0;

	}	

}

var browserType = "";
var browserVersion = "";


function showLayer(layerNum) {
if (browserType == "explorer" || browserType == "opera") {
	document.all['submenu' + layerNum].style.display='block';
} else {
	var layerObj = document.getElementById('submenu' + layerNum);
	layerObj.style.display = 'block';
}
var layerPositionObj = document.getElementById("pos" + layerNum);
layerPositionObj.src="./img/minus.gif";
opened[layerNum+1]=1;
}  

function hideLayer(layerNum){
if (browserType == "explorer" || browserType == "opera") {
	document.all['submenu' + layerNum].style.display='none';
} else {
	var layerObj = document.getElementById('submenu' + layerNum);
	layerObj.style.display='none';
}
var layerPositionObj = document.getElementById("pos" + layerNum);
layerPositionObj.src="./img/plus.gif";
opened[layerNum+1]=0;
}

function init() {
   if(navigator.appCodeName == 'Mozilla') {
      if(navigator.userAgent.indexOf('Opera') != -1) {
         browserType = "opera";
         browserVersion = navigator.userAgent.substring(navigator.userAgent.indexOf('v'));
      } else if(navigator.userAgent.indexOf('Gecko') != -1) {
         browserType = "mozilla";
      } else if(navigator.appName == 'Microsoft Internet Explorer') {
         browserType = "explorer";
         browserVersion = navigator.appVersion.substring(0,3);
      } else if(navigator.appName == 'Netscape') {
         browserType = "netscape";
         browserVersion = navigator.appVersion.substring(0,3);
      }
   }
}

init();



function imgReload(){

	curImg=new Image();

	curImg.src="./img/home_over.gif";

	}