function small_col_off(n_div ,url) {
	for (var i=0; i<document.getElementById('services').getElementsByTagName('div').length; i++) {
		if(i!=(n_div-1))
			document.getElementById('services').getElementsByTagName('a')[i].style.color="#a0a0a0";
		
	}
	if (n_div==1) {
		document.images["Project_Management"].src=(url+"/images/pm_light.png");
		document.images["Audio_Dubbing"].src=(url+"/images/mic_light.png");
		document.images["QA_Testing"].src=(url+"/images/certificate_light.png");
	}
	if (n_div==2) {
		document.images["Translation"].src=(url+"/images/world_light.png");
		document.images["Audio_Dubbing"].src=(url+"/images/mic_light.png");
		document.images["QA_Testing"].src=(url+"/images/certificate_light.png");
	}
	if (n_div==3) {
		document.images["Translation"].src=(url+"/images/world_light.png");
		document.images["Project_Management"].src=(url+"/images/pm_light.png");
		document.images["QA_Testing"].src=(url+"/images/certificate_light.png");
	}
	if (n_div==4) {
		document.images["Translation"].src=(url+"/images/world_light.png");
		document.images["Project_Management"].src=(url+"/images/pm_light.png");
		document.images["Audio_Dubbing"].src=(url+"/images/mic_light.png");
	}
}
function small_col_on(url){
	for (var i=0; i<document.getElementById('services').getElementsByTagName('div').length; i++) {
			document.getElementById('services').getElementsByTagName('a')[i].style.color="#5B5A5A";
	}
	document.images["Translation"].src=(url+"/images/world.png");
	document.images["Project_Management"].src=(url+"/images/pm.png");
	document.images["Audio_Dubbing"].src=(url+"/images/mic.png");
	document.images["QA_Testing"].src=(url+"/images/certificate.png");
}