function vota(gutta, idElement) {
   if (gutta == 'gutta1') {
	   document.getElementById('gutta1_'+idElement).setAttribute('src', "/regens/img/guttaOn_1.gif");
	   document.getElementById('gutta2_'+idElement).setAttribute('src', "/regens/img/guttaOff_2.gif");
	   document.getElementById('gutta3_'+idElement).setAttribute('src', "/regens/img/guttaOff_3.gif");
	   document.getElementById('gutta4_'+idElement).setAttribute('src', "/regens/img/guttaOff_4.gif");
	   document.getElementById('gutta5_'+idElement).setAttribute('src', "/regens/img/guttaOff_5.gif");
	   document.getElementById('voto_'+idElement).setAttribute('value', "1");			   			   
   }	
   else if (gutta == 'gutta2') {
	   document.getElementById('gutta1_'+idElement).setAttribute('src', "/regens/img/guttaOn_1.gif");
       document.getElementById('gutta2_'+idElement).setAttribute('src', "/regens/img/guttaOn_2.gif");
       document.getElementById('gutta3_'+idElement).setAttribute('src', "/regens/img/guttaOff_3.gif");
       document.getElementById('gutta4_'+idElement).setAttribute('src', "/regens/img/guttaOff_4.gif");
       document.getElementById('gutta5_'+idElement).setAttribute('src', "/regens/img/guttaOff_5.gif");
       document.getElementById('voto_'+idElement).setAttribute('value', "2");
   }
   else if (gutta == 'gutta3') {
       document.getElementById('gutta1_'+idElement).setAttribute('src', "/regens/img/guttaOn_1.gif");
       document.getElementById('gutta2_'+idElement).setAttribute('src', "/regens/img/guttaOn_2.gif");
       document.getElementById('gutta3_'+idElement).setAttribute('src', "/regens/img/guttaOn_3.gif");
       document.getElementById('gutta4_'+idElement).setAttribute('src', "/regens/img/guttaOff_4.gif");
       document.getElementById('gutta5_'+idElement).setAttribute('src', "/regens/img/guttaOff_5.gif");
       document.getElementById('voto_'+idElement).setAttribute('value', "3");
   }
   else if (gutta == 'gutta4') {
       document.getElementById('gutta1_'+idElement).setAttribute('src', "/regens/img/guttaOn_1.gif");
       document.getElementById('gutta2_'+idElement).setAttribute('src', "/regens/img/guttaOn_2.gif");
       document.getElementById('gutta3_'+idElement).setAttribute('src', "/regens/img/guttaOn_3.gif");
       document.getElementById('gutta4_'+idElement).setAttribute('src', "/regens/img/guttaOn_4.gif");
       document.getElementById('gutta5_'+idElement).setAttribute('src', "/regens/img/guttaOff_5.gif");
       document.getElementById('voto_'+idElement).setAttribute('value', "4");
   }
   else if (gutta == 'gutta5') {
       document.getElementById('gutta1_'+idElement).setAttribute('src', "/regens/img/guttaOn_1.gif");
       document.getElementById('gutta2_'+idElement).setAttribute('src', "/regens/img/guttaOn_2.gif");
       document.getElementById('gutta3_'+idElement).setAttribute('src', "/regens/img/guttaOn_3.gif");
       document.getElementById('gutta4_'+idElement).setAttribute('src', "/regens/img/guttaOn_4.gif");
       document.getElementById('gutta5_'+idElement).setAttribute('src', "/regens/img/guttaOn_5.gif");
       document.getElementById('voto_'+idElement).setAttribute('value', "5");
   }
}