function change(variable) {
	if (variable == 'top'){
		document.getElementById("model-3d").style.backgroundPosition = "0px 0px";
		document.getElementById("top-view").style.backgroundPosition = "0px -26px";
		//document.getElementById("item-top-3d").style.display = "block";
		//document.getElementById("item-top-view").style.display = "none";
	} 
	else if (variable == '3d'){
		document.getElementById("model-3d").style.backgroundPosition = "0px -26px";
		document.getElementById("top-view").style.backgroundPosition = "0px 0px";
		//document.getElementById("item-top-view").style.display = "block";
		//document.getElementById("item-top-3d").style.display = "none";
	}
}

function changeimg(image,id,colorid) {
	$("#mainimg").attr("src", "/storage/catalog_images/middle_pict/" + image);
	$("#mainlink").attr("href","/storage/catalog_images/pic/" + image);
	$("#mainlink2").attr("href","/storage/catalog_images/pic/" + image);
	$("#pdf_link").attr("href","/catalog/pdf/" + id + '/' + colorid);
	$("#pdf_link2").attr("href","/catalog/pdf/" + id + '/' + colorid);
}

function changeimgtop(image) {
	$("#mainimg").attr("src", "/storage/catalog_images/up_view/middle/" + image);
	$("#mainlink").attr("href","/storage/catalog_images/up_view/big/" + image);
}