function getBrowserWidth(){
		if (window.innerWidth){
			return window.innerWidth;}	
		else if (document.documentElement && document.documentElement.clientWidth != 0){
			return document.documentElement.clientWidth;	}
		else if (document.body){return document.body.clientWidth;}		
			return 0;
	}

function dynamicLayout(){
	var browserWidth = getBrowserWidth();
	if (browserWidth < 1024){
		changeLayout('uvods');
	}
	if (browserWidth >= 1024){
		changeLayout('uvodb');
	}
}

function changeLayout(newLayout) {
{
	var divs = getElementsByClassName('uvods')
	for(i=0; i <divs.length;i++)
	{
		if(divs[i].className == 'uvods')
		{
			divs[i].className = newLayout;
		}
	}
}
}
function getElementsByClassName(needle) 
{
	var my_array = document.getElementsByTagName("*");
	var retvalue = new Array();
	var i;
	var j;

	for (i=0,j=0;i<my_array.length;i++) 
	{
		var c = " " + my_array[i].className + " ";
		if (c.indexOf(" " + needle + " ") != -1) retvalue[j++] = my_array[i];
	}
	return retvalue;
}