function changeClassFunc(objIdForChange,classnametoset){
	document.getElementById(objIdForChange).className = classnametoset;
}

function changeClassFuncBack(objIdForChange,classnametoset){
	document.getElementById(objIdForChange).className = classnametoset;
}


function preloadImages(url,pictures){
    if (document.images) {
    	preload_image_object = new Image();
    	image_url = new Array();
    	image_url = pictures.split(",");

    	var i = 0;
    	for(i=0; i<=image_url.length-1; i++){
    	    preload_image_object.src = url+image_url[i];
    	}
    }
}

function searchV(field,searchText) {
	if (field.value == searchText) {
		field.value = '';
	}
}

function searchN(field,searchText) {
	if (field.value == '') {
		field.value = searchText;
	}
}