function boxClicked(el,num) {
	var elId = el.id.substring(0,(el.id.length)-1);
	var Elparsed = el.id.split("I");
	var Doc = $(Elparsed[0]);
	Doc.value = num;
	for(var i=0;i<4;i++) {
		//  && $(elId+i).src.search('check_on.png')==-1
		$(elId+i).src = (i==num) ? 'check_on.png' : 'check_off.png';
	}
}

function boxFocus(el) {
	el.style.background = "url('text_m_in.png') repeat-x";
	el.previous("div").style.background = "url('text_l_in.png') no-repeat";
	el.next("div").style.background = "url('text_r_in.png') no-repeat";
}

function boxBlur(el) {
	el.style.background = "url('text_m_out.png') repeat-x";
	el.previous("div").style.background = "url('text_l_out.png') no-repeat";
	el.next("div").style.background = "url('text_r_out.png') no-repeat";
}

function boxErr(el) {
	el.style.background = "url('text_m_err.png') repeat-x";
	el.previous("div").style.background = "url('text_l_err.png') no-repeat";
	el.next("div").style.background = "url('text_r_err.png') no-repeat";
}

function areaFocus(el) {
	el.up().style.background = "url('textbig_m_in.png') repeat-x";
	el.up(1).down().style.background = "url('textbig_l_in.png') no-repeat";
	el.up().next("div").style.background = "url('textbig_r_in.png') no-repeat";
}

function areaBlur(el) {
	el.up().style.background = "url('textbig_m_out.png') repeat-x";
	el.up(1).down().style.background = "url('textbig_l_out.png') no-repeat";
	el.up().next("div").style.background = "url('textbig_r_out.png') no-repeat";
}

function areaErr(el) {
	el.up().style.background = "url('textbig_m_err.png') repeat-x";
	el.up(1).down().style.background = "url('textbig_l_err.png') no-repeat";
	el.up().next("div").style.background = "url('textbig_r_err.png') no-repeat";
}

function checkFields() {
	var errSum = 0;
	
	if(document.ulbewerbform.name.value.length<3){ boxErr(document.ulbewerbform.name); errSum++; }	
	if(document.ulbewerbform.email.value.length<3){ boxErr(document.ulbewerbform.email); errSum++; }	
	if(document.ulbewerbform.strasse.value.length<3){ boxErr(document.ulbewerbform.strasse); errSum++; }
	if(document.ulbewerbform.d.value.length<2){ boxErr(document.ulbewerbform.d); errSum++; }
	if(document.ulbewerbform.m.value.length<2){ boxErr(document.ulbewerbform.m); errSum++; }
	if(document.ulbewerbform.y.value.length<4){ boxErr(document.ulbewerbform.y); errSum++; }
	if(document.ulbewerbform.nr.value.length<1){ boxErr(document.ulbewerbform.nr); errSum++; }
	if(document.ulbewerbform.plz.value.length<3){ boxErr(document.ulbewerbform.plz); errSum++; }
	if(document.ulbewerbform.ort.value.length<1){ boxErr(document.ulbewerbform.ort); errSum++; }
	if(document.ulbewerbform.land.value.length<1){ boxErr(document.ulbewerbform.land); errSum++; }
	
	if($('html').value==-1) {
		new Effect.Highlight($('html').up(), { startcolor: '#ffff99', endcolor: '#efefef' });
		errSum++;
	}	
	if($('css').value==-1) {
		new Effect.Highlight($('css').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}	
	if($('js').value==-1) {
		new Effect.Highlight($('js').up(), { startcolor: '#ffff99', endcolor: '#efefef' });
		errSum++;
	}	
	if($('ajax').value==-1) {
		new Effect.Highlight($('ajax').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}	
	if($('php').value==-1) {
		new Effect.Highlight($('php').up(), { startcolor: '#ffff99', endcolor: '#efefef' });
		errSum++;
	}	
	if($('sql').value==-1) {
		new Effect.Highlight($('sql').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}	
	if($('oo').value==-1) {
		new Effect.Highlight($('oo').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}	
	if($('perl').value==-1) {
		new Effect.Highlight($('perl').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}		
	if($('py').value==-1) {
		new Effect.Highlight($('py').up(), { startcolor: '#ffff99', endcolor: '#efefef' });
		errSum++;
	}	
	if($('cpp').value==-1) {
		new Effect.Highlight($('cpp').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if($('as').value==-1) {
		new Effect.Highlight($('as').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if($('fl').value==-1) {
		new Effect.Highlight($('fl').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if($('oc').value==-1) {
		new Effect.Highlight($('oc').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}


	if($('de').value==-1) {
		new Effect.Highlight($('de').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if($('en').value==-1) {
		new Effect.Highlight($('en').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if($('fr').value==-1) {
		new Effect.Highlight($('fr').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if($('sp').value==-1) {
		new Effect.Highlight($('sp').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if($('it').value==-1) {
		new Effect.Highlight($('it').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if($('tr').value==-1) {
		new Effect.Highlight($('tr').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if($('ru').value==-1) {
		new Effect.Highlight($('ru').up(), { startcolor: '#ffff99', endcolor: '#fafafa' });
		errSum++;
	}
	if(errSum>0) alert("Bitte überprüfen Sie Ihre Eingaben");	
	return (errSum>0) ? false : true;
}