function switch_tab(tab_idx){
	if ( tab_idx == 0 ) {
		document.getElementById('tab_SD').className = 'active_tab_img';
		document.getElementById('tab_SD').style.backgroundImage = "url(/images/tabs/3_clear_tabs/tab_1_1.gif)";
		document.getElementById('SD_tab_text').className = 'active_tab_text';
		
        document.getElementById('tab_ClearSQL').className = 'inactive_tab_img';
		document.getElementById('tab_ClearSQL').style.backgroundImage = "url(/images/tabs/3_clear_tabs/tab_2_3.gif)";
		document.getElementById('CS_tab_text').className = 'inactive_tab_text';

		document.getElementById('LayerClearSQL').style.display = 'none';
		document.getElementById('LayerClearSQL_2').style.display = 'none';
		document.getElementById('LayerSD').style.display = '';
		document.getElementById('LayerSD_2').style.display = '';
	}
	if ( tab_idx == 1 ) {
		document.getElementById('tab_SD').className = 'inactive_tab_img';
		document.getElementById('tab_SD').style.backgroundImage = "url(/images/tabs/3_clear_tabs/tab_2_1.gif)";
		document.getElementById('SD_tab_text').className = 'inactive_tab_text';
		
        document.getElementById('tab_ClearSQL').className = 'active_tab_img';
		document.getElementById('tab_ClearSQL').style.backgroundImage = "url(/images/tabs/3_clear_tabs/tab_3_3.gif)";
		document.getElementById('CS_tab_text').className = 'active_tab_text';

		document.getElementById('LayerSD').style.display = 'none';
		document.getElementById('LayerSD_2').style.display = 'none';
		document.getElementById('LayerClearSQL').style.display = '';
		document.getElementById('LayerClearSQL_2').style.display = '';
	}
}
function MM_swapImage() { //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_findObj(n, d) { //v4.01
	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
		if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
		for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
		if(!x && d.getElementById) x=d.getElementById(n); return x;
}