var ani = {
	nuvem1: {
		type:	'left',
		from:	-293,
		to:		screen.availWidth,
		step:	1,
		delay:	50
	},
	nuvem2: {
		type:	'left',
		from:	-325,
		to:		screen.availWidth,
		step:	1,
		delay:	70
	},
	nuvem3: {
		type:	'left',
		from:	-150,
		to:		screen.availWidth,
		step:	1,
		delay:	80
	}
};

function startAnimation(){
	$fx('#nuvem1').fxAdd(ani.nuvem1).fxRun(null,-1);
	
	$fx('#nuvem2').fxAdd(ani.nuvem2).fxRun(null,-1);
	
	$fx('#nuvem3').fxAdd(ani.nuvem3).fxRun(null,-1);

}

function ajustaColunas(){

	ESQ = document.getElementById('colunaESQ');
	DIR = document.getElementById('colunaDIR');
	
	if (screen.width > 1280){
		ESQ.style.width = "25%";
		DIR.style.width = "25%";
		}
	else if (screen.width > 1024){
		ESQ.style.width = "25%";
		DIR.style.width = "15%";
		}
	else{
		ESQ.style.width = "24%";
		DIR.style.width = "3%";
		}
}