/* javascript by grafisoft.cz */
function JE_EMAIL(txt){var x = new RegExp('^[^@]+@([a-z,A-Z,0-9,_,-]+[.]{1})+[a-z,A-Z,0-9]{2,5}$'); if (x.exec(txt.toLowerCase())==null) return 0; else return 1;}
function show(id) {if (document.getElementById(id).style.display=='none') document.getElementById(id).style.display='block'; else document.getElementById(id).style.display='none';}
function showk(id,dir) {show('kategorie-'+id); if (document.getElementById('kimg'+id).src.indexOf('ts-r-plus.gif')>-1) document.getElementById('kimg'+id).src=dir+'/ts-r-minus.gif';	else document.getElementById('kimg'+id).src=dir+'/ts-r-plus.gif';}
function scrollit() {document.getElementById('message').style.top=document.body.scrollTop + top + 'px';}
function regnews() {if(JE_EMAIL(document.getElementById('enov').value)==0) {alert('for registration of the news the e-mail has to be entered in correct format'); return false;} else {return true;}}
function myParseFloat(str){str=''+str+''; var value=str.match('[-]{0,1}(?:[1-9]+[0-9]*[,.]{0,1}[0-9]*)|(?:0[,.][0-9]*)'); if(value!=null && value.length>0){value[0]=value[0].replace(',','.'); value=parseFloat(value[0])*1; return value;}else{return 0;}}
function pozadi(obj,obj2,akce)
{
  var trida = 'inputDiv-'+akce;
  if (document.getElementById(obj2).value=='') document.getElementById(obj).className=trida;
}

function kniha_check()
{
   var err = new Array();
	if (JE_EMAIL(document.getElementById('id_stiz_mail').value)==0) err[err.length]='Please enter correct e-mail format'
	if (document.getElementById('id_stiz_text').value=='') err[err.length]='Fill the text with announcement'

	if (err.length==0)
	document.getElementById('idknihaprani').submit();
	else
	alert (err);
}

function simulateHover(obj,baseCN,typ){
	var myCN=obj.className.split(' ');
	for(var i=0; i<myCN.length; i++){
	  if(myCN[i].indexOf(baseCN)==0){
	    var newClassName=baseCN;
	    switch(typ){
	      case 'hover': newClassName+='-hover'; break;
	      case '1': newClassName+='-1'; break;
	      case '0': newClassName+='-0'; break;
	      case 'out': break;
			}
			myCN[i]=newClassName;
		}
	}
	obj.className=myCN.join(' ');

	//alert(myCN);
}

function doplnKatalogoveCislo(){
  var myIn=null;
  myIn=document.getElementById('id_as_kod');
  if(myIn!=null){
    if(myIn.value.length>0){
      var doplnit=Math.max(0,5-myIn.value.length);
      if(doplnit>0){
        var d='';
        for(var i=0; i<doplnit; i++){d+='0';}
        myIn.value=d+myIn.value;
      }
    }
  }
  return true;
}

function enSwithcNormy(val)
{
	var ids=['oznaceninormy','stdno','stdnoiso'];

	for(var i=0; i<ids.length; i++)
  {
	  var el=document.getElementById('id_filtr_systemId_'+ids[i]);
	  var row=document.getElementById('id_filtr_systemId_Row_'+ids[i]);

	  if(val*1==i)
    {
	    el.disabled=false;
	    row.style.display='block';
		}
    else
    {
			el.disabled=true;
			row.style.display='none';
		}
    var el=document.getElementById('id_as_name');
    var row=document.getElementById('id_filtr_systemId_Row_-1');
  	if(val*1==-1)
    {
      el.disabled=false;
      row.style.display='block';
  	}
    else
    {
  		el.disabled=true;
  		row.style.display='none';
  	}
	}
}